190022000312 has 16 divisors (see below), whose sum is σ = 356297081400. Its totient is φ = 95009445280.

The previous prime is 190022000261. The next prime is 190022000317. The reversal of 190022000312 is 213000220091.

It is a super-2 number, since 2×190022000312² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (190022000317) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 451139 + ... + 763917.

Almost surely, 2^190022000312 is an apocalyptic number.

It is an amenable number.

190022000312 is a deficient number, since it is larger than the sum of its proper divisors (166275081088).

190022000312 is a wasteful number, since it uses less digits than its factorization.

190022000312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 388726 (or 388722 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 20.

The spelling of 190022000312 in words is "one hundred ninety billion, twenty-two million, three hundred twelve", and thus it is an aban number.