10010021012 has 12 divisors (see below), whose sum is σ = 17559149076. Its totient is φ = 4993121280.

The previous prime is 10010021003. The next prime is 10010021023. The reversal of 10010021012 is 21012001001.

It can be written as a sum of positive squares in 2 ways, for example, as 3763331716 + 6246689296 = 61346^2 + 79036^2 .

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, 2970413 + ... + 2973780.

It is an arithmetic number, because the mean of its divisors is an integer number (1463262423).

Almost surely, 2^10010021012 is an apocalyptic number.

It is an amenable number.

10010021012 is a deficient number, since it is larger than the sum of its proper divisors (7549128064).

10010021012 is a wasteful number, since it uses less digits than its factorization.

10010021012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5944618 (or 5944616 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 8.

Adding to 10010021012 its reverse (21012001001), we get a palindrome (31022022013).

The spelling of 10010021012 in words is "ten billion, ten million, twenty-one thousand, twelve".