101212120122 has 32 divisors (see below), whose sum is σ = 210399964992. Its totient is φ = 32430057984.

The previous prime is 101212120073. The next prime is 101212120147. The reversal of 101212120122 is 221021212101.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2728023 + ... + 2764874.

It is an arithmetic number, because the mean of its divisors is an integer number (6574998906).

Almost surely, 2^101212120122 is an apocalyptic number.

101212120122 is an abundant number, since it is smaller than the sum of its proper divisors (109187844870).

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

101212120122 is a wasteful number, since it uses less digits than its factorization.

101212120122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5493022.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 101212120122 its reverse (221021212101), we get a palindrome (322233332223).

The spelling of 101212120122 in words is "one hundred one billion, two hundred twelve million, one hundred twenty thousand, one hundred twenty-two".