211142104392 has 32 divisors (see below), whose sum is σ = 527933717280. Its totient is φ = 70370240640.

The previous prime is 211142104321. The next prime is 211142104417. The reversal of 211142104392 is 293401241112.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 488109 + ... + 812732.

It is an arithmetic number, because the mean of its divisors is an integer number (16497928665).

Almost surely, 2^211142104392 is an apocalyptic number.

It is an amenable number.

211142104392 is an abundant number, since it is smaller than the sum of its proper divisors (316791612888).

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

211142104392 is a wasteful number, since it uses less digits than its factorization.

211142104392 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1307613 (or 1307609 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 30.

The spelling of 211142104392 in words is "two hundred eleven billion, one hundred forty-two million, one hundred four thousand, three hundred ninety-two".