101213222994 has 24 divisors (see below), whose sum is σ = 236164187532. Its totient is φ = 31142530080.

The previous prime is 101213222993. The next prime is 101213223029. The reversal of 101213222994 is 499222312101.

It can be written as a sum of positive squares in 2 ways, for example, as 97476957369 + 3736265625 = 312213^2 + 61125^2 .

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (101213222993) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 216267337 + ... + 216267804.

Almost surely, 2^101213222994 is an apocalyptic number.

101213222994 is an abundant number, since it is smaller than the sum of its proper divisors (134950964538).

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

101213222994 is a wasteful number, since it uses less digits than its factorization.

101213222994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 432535162 (or 432535159 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 36.

The spelling of 101213222994 in words is "one hundred one billion, two hundred thirteen million, two hundred twenty-two thousand, nine hundred ninety-four".