101212113129 has 16 divisors (see below), whose sum is σ = 138643407360. Its totient is φ = 65629008000.

The previous prime is 101212113113. The next prime is 101212113151. The reversal of 101212113129 is 921311212101.

It is not a de Polignac number, because 101212113129 - 2⁴ = 101212113113 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 101212113099 and 101212113108.

It is not an unprimeable number, because it can be changed into a prime (101212113169) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 181192 + ... + 485030.

It is an arithmetic number, because the mean of its divisors is an integer number (8665212960).

Almost surely, 2^101212113129 is an apocalyptic number.

It is an amenable number.

101212113129 is a deficient number, since it is larger than the sum of its proper divisors (37431294231).

101212113129 is a wasteful number, since it uses less digits than its factorization.

101212113129 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 306880.

The product of its (nonzero) digits is 216, while the sum is 24.

The spelling of 101212113129 in words is "one hundred one billion, two hundred twelve million, one hundred thirteen thousand, one hundred twenty-nine".