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10122202112220 = 223251117378127541
BaseRepresentation
bin1001001101001100001001…
…0000101110000011011100
31022211200011200001202101200
42103103002100232003130
52311320232220042340
633310024144235500
72063206414224042
oct223230220560334
938750150052350
1010122202112220
1132528902306a0
12117590100bb90
1358569a633773
1426dcbab02392
1512847d3d1330
hex934c242e0dc

10122202112220 has 288 divisors, whose sum is σ = 36424132145856. Its totient is φ = 2247102259200.

The previous prime is 10122202112201. The next prime is 10122202112233. The reversal of 10122202112220 is 2221120222101.

It is a happy number.

10122202112220 is a `hidden beast` number, since 1 + 0 + 12 + 220 + 211 + 2 + 220 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 10122202112193 and 10122202112202.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 2818351 + ... + 5309190.

It is an arithmetic number, because the mean of its divisors is an integer number (126472681062).

Almost surely, 210122202112220 is an apocalyptic number.

10122202112220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10122202112220 is an abundant number, since it is smaller than the sum of its proper divisors (26301930033636).

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

10122202112220 is a wasteful number, since it uses less digits than its factorization.

10122202112220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8127621 (or 8127616 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 10122202112220 its reverse (2221120222101), we get a palindrome (12343322334321).

The spelling of 10122202112220 in words is "ten trillion, one hundred twenty-two billion, two hundred two million, one hundred twelve thousand, two hundred twenty".