212010023408 has 20 divisors (see below), whose sum is σ = 416396401008. Its totient is φ = 104552887680.

The previous prime is 212010023371. The next prime is 212010023431. The reversal of 212010023408 is 804320010212.

It is a happy number.

It is a congruent 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, 90756548 + ... + 90758883.

Almost surely, 2^212010023408 is an apocalyptic number.

It is an amenable number.

212010023408 is a deficient number, since it is larger than the sum of its proper divisors (204386377600).

212010023408 is a wasteful number, since it uses less digits than its factorization.

212010023408 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 181515512 (or 181515506 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 23.

The spelling of 212010023408 in words is "two hundred twelve billion, ten million, twenty-three thousand, four hundred eight".