101211111021112 has 32 divisors (see below), whose sum is σ = 191350368000000. Its totient is φ = 50184701540064.

The previous prime is 101211111021089. The next prime is 101211111021113. The reversal of 101211111021112 is 211120111112101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101211111021113) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19927362 + ... + 24485137.

It is an arithmetic number, because the mean of its divisors is an integer number (5979699000000).

Almost surely, 2^{101211111021112} is an apocalyptic number.

It is an amenable number.

101211111021112 is a deficient number, since it is larger than the sum of its proper divisors (90139256978888).

101211111021112 is a wasteful number, since it uses less digits than its factorization.

101211111021112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44414875 (or 44414871 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 16.

Adding to 101211111021112 its reverse (211120111112101), we get a palindrome (312331222133213).

The spelling of 101211111021112 in words is "one hundred one trillion, two hundred eleven billion, one hundred eleven million, twenty-one thousand, one hundred twelve".