212923368524 has 12 divisors (see below), whose sum is σ = 374488338000. Its totient is φ = 105926700528.

The previous prime is 212923368479. The next prime is 212923368547. The reversal of 212923368524 is 425863329212.

It is a super-2 number, since 2×212923368524² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 133745039 + ... + 133746630.

It is an arithmetic number, because the mean of its divisors is an integer number (31207361500).

Almost surely, 2^212923368524 is an apocalyptic number.

It is an amenable number.

212923368524 is a deficient number, since it is larger than the sum of its proper divisors (161564969476).

212923368524 is a wasteful number, since it uses less digits than its factorization.

212923368524 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 267491872 (or 267491870 counting only the distinct ones).

The product of its digits is 1244160, while the sum is 47.

The spelling of 212923368524 in words is "two hundred twelve billion, nine hundred twenty-three million, three hundred sixty-eight thousand, five hundred twenty-four".