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120020012202020 = 22571559549894677
BaseRepresentation
bin11011010010100001010110…
…001100010111100000100100
3120201221210122000021020012212
4123102201112030113200210
5111212401441110431040
61103132233223502552
734165105534121360
oct3322412614274044
9521853560236185
10120020012202020
1135273223a77847
12115648232b7a58
1351c7ab94b7528
14218cddcc102a0
15dd1ee14d1d65
hex6d2856317824

120020012202020 has 48 divisors (see below), whose sum is σ = 288232794420480. Its totient is φ = 41123323449984.

The previous prime is 120020012202019. The next prime is 120020012202037. The reversal of 120020012202020 is 20202210020021.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a junction number, because it is equal to n+sod(n) for n = 120020012201986 and 120020012202004.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 274729079 + ... + 275165598.

It is an arithmetic number, because the mean of its divisors is an integer number (6004849883760).

Almost surely, 2120020012202020 is an apocalyptic number.

120020012202020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

120020012202020 is an abundant number, since it is smaller than the sum of its proper divisors (168212782218460).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

120020012202020 is a wasteful number, since it uses less digits than its factorization.

120020012202020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 549896252 (or 549896250 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 120020012202020 its reverse (20202210020021), we get a palindrome (140222222222041).

The spelling of 120020012202020 in words is "one hundred twenty trillion, twenty billion, twelve million, two hundred two thousand, twenty".

Divisors: 1 2 4 5 7 10 14 20 28 35 70 140 1559 3118 6236 7795 10913 15590 21826 31180 43652 54565 109130 218260 549894677 1099789354 2199578708 2749473385 3849262739 5498946770 7698525478 10997893540 15397050956 19246313695 38492627390 76985254780 857285801443 1714571602886 3429143205772 4286429007215 6001000610101 8572858014430 12002001220202 17145716028860 24004002440404 30005003050505 60010006101010 120020012202020