212023319592 has 64 divisors (see below), whose sum is σ = 641415093120. Its totient is φ = 57014673408.

The previous prime is 212023319591. The next prime is 212023319617. The reversal of 212023319592 is 295913320212.

It is a super-2 number, since 2×212023319592² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 212023319592.

It is not an unprimeable number, because it can be changed into a prime (212023319591) 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 15 ways as a sum of consecutive naturals, for example, 37116073 + ... + 37121784.

It is an arithmetic number, because the mean of its divisors is an integer number (10022110830).

Almost surely, 2^212023319592 is an apocalyptic number.

It is an amenable number.

212023319592 is an abundant number, since it is smaller than the sum of its proper divisors (429391773528).

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

212023319592 is a wasteful number, since it uses less digits than its factorization.

212023319592 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74237890 (or 74237886 counting only the distinct ones).

The product of its (nonzero) digits is 58320, while the sum is 39.

The spelling of 212023319592 in words is "two hundred twelve billion, twenty-three million, three hundred nineteen thousand, five hundred ninety-two".