213748612112 has 20 divisors (see below), whose sum is σ = 473300498496. Its totient is φ = 91606548000.

The previous prime is 213748612109. The next prime is 213748612127. The reversal of 213748612112 is 211216847312.

It is a happy number.

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, 954234764 + ... + 954234987.

Almost surely, 2^213748612112 is an apocalyptic number.

It is an amenable number.

213748612112 is an abundant number, since it is smaller than the sum of its proper divisors (259551886384).

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

213748612112 is a wasteful number, since it uses less digits than its factorization.

213748612112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1908469766 (or 1908469760 counting only the distinct ones).

The product of its digits is 32256, while the sum is 38.

The spelling of 213748612112 in words is "two hundred thirteen billion, seven hundred forty-eight million, six hundred twelve thousand, one hundred twelve".