100120111222112 has 48 divisors (see below), whose sum is σ = 205501031421840. Its totient is φ = 47973304684032.

The previous prime is 100120111222093. The next prime is 100120111222123. The reversal of 100120111222112 is 211222111021001.

It is a super-2 number, since 2×100120111222112² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 686358287 + ... + 686504142.

It is an arithmetic number, because the mean of its divisors is an integer number (4281271487955).

Almost surely, 2^{100120111222112} is an apocalyptic number.

It is an amenable number.

100120111222112 is an abundant number, since it is smaller than the sum of its proper divisors (105380920199728).

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

100120111222112 is a wasteful number, since it uses less digits than its factorization.

100120111222112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1372862535 (or 1372862527 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 100120111222112 its reverse (211222111021001), we get a palindrome (311342222243113).

The spelling of 100120111222112 in words is "one hundred trillion, one hundred twenty billion, one hundred eleven million, two hundred twenty-two thousand, one hundred twelve".