101211011212112 has 20 divisors (see below), whose sum is σ = 196122547038516. Its totient is φ = 50598741008640.

The previous prime is 101211011212109. The next prime is 101211011212121. The reversal of 101211011212112 is 211212110112101.

It can be written as a sum of positive squares in 2 ways, for example, as 34344803877136 + 66866207334976 = 5860444^2 + 8177176^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 422663903 + ... + 422903294.

Almost surely, 2^{101211011212112} is an apocalyptic number.

It is an amenable number.

101211011212112 is a deficient number, since it is larger than the sum of its proper divisors (94911535826404).

101211011212112 is an equidigital number, since it uses as much as digits as its factorization.

101211011212112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 845574686 (or 845574680 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 17.

Adding to 101211011212112 its reverse (211212110112101), we get a palindrome (312423121324213).

The spelling of 101211011212112 in words is "one hundred one trillion, two hundred eleven billion, eleven million, two hundred twelve thousand, one hundred twelve".