101111101022012 has 72 divisors (see below), whose sum is σ = 187520838903216. Its totient is φ = 47691281620224.

The previous prime is 101111101021981. The next prime is 101111101022039. The reversal of 101111101022012 is 210220101111101.

It is a super-2 number, since 2×101111101022012² (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 23 ways as a sum of consecutive naturals, for example, 3402451778 + ... + 3402481494.

It is an arithmetic number, because the mean of its divisors is an integer number (2604456095878).

Almost surely, 2^{101111101022012} is an apocalyptic number.

It is an amenable number.

101111101022012 is a deficient number, since it is larger than the sum of its proper divisors (86409737881204).

101111101022012 is a wasteful number, since it uses less digits than its factorization.

101111101022012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51867 (or 51842 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 14.

Adding to 101111101022012 its reverse (210220101111101), we get a palindrome (311331202133113).

The spelling of 101111101022012 in words is "one hundred one trillion, one hundred eleven billion, one hundred one million, twenty-two thousand, twelve".