21034020010996 has 24 divisors (see below), whose sum is σ = 36819145274184. Its totient is φ = 10514264578560.

The previous prime is 21034020010981. The next prime is 21034020011033. The reversal of 21034020010996 is 69901002043012.

It can be written as a sum of positive squares in 4 ways, for example, as 8869020048100 + 12164999962896 = 2978090^2 + 3487836^2 .

It is a congruent number.

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, 292131576 + ... + 292203568.

It is an arithmetic number, because the mean of its divisors is an integer number (1534131053091).

Almost surely, 2^{21034020010996} is an apocalyptic number.

It is an amenable number.

21034020010996 is a deficient number, since it is larger than the sum of its proper divisors (15785125263188).

21034020010996 is a wasteful number, since it uses less digits than its factorization.

21034020010996 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90051 (or 90049 counting only the distinct ones).

The product of its (nonzero) digits is 23328, while the sum is 37.

The spelling of 21034020010996 in words is "twenty-one trillion, thirty-four billion, twenty million, ten thousand, nine hundred ninety-six".