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120011120202220 = 22513745161948897
BaseRepresentation
bin11011010010011001000100…
…001100000101000111101100
3120201220221200022101211121221
4123102121010030011013230
5111212230233232432340
61103124203021233124
734164342302302612
oct3322310414050754
9521827608354557
10120011120202220
113526a480741785
1211562b614027a4
1351c700021c2a0
14218c7d7cad6b2
15dd1b70a3a44a
hex6d26443051ec

120011120202220 has 48 divisors (see below), whose sum is σ = 271446194482848. Its totient is φ = 44305850419200.

The previous prime is 120011120202179. The next prime is 120011120202277. The reversal of 120011120202220 is 22202021110021.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 120011120202194 and 120011120202203.

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, 29037189 + ... + 32911708.

It is an arithmetic number, because the mean of its divisors is an integer number (5655129051726).

Almost surely, 2120011120202220 is an apocalyptic number.

120011120202220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

120011120202220 is an abundant number, since it is smaller than the sum of its proper divisors (151435074280628).

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

120011120202220 is a wasteful number, since it uses less digits than its factorization.

120011120202220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61956370 (or 61956368 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 120011120202220 its reverse (22202021110021), we get a palindrome (142213141312241).

The spelling of 120011120202220 in words is "one hundred twenty trillion, eleven billion, one hundred twenty million, two hundred two thousand, two hundred twenty".

Divisors: 1 2 4 5 10 13 20 26 52 65 130 260 7451 14902 29804 37255 74510 96863 149020 193726 387452 484315 968630 1937260 61948897 123897794 247795588 309744485 619488970 805335661 1238977940 1610671322 3221342644 4026678305 8053356610 16106713220 461581231547 923162463094 1846324926188 2307906157735 4615812315470 6000556010111 9231624630940 12001112020222 24002224040444 30002780050555 60005560101110 120011120202220