20331213410 has 16 divisors (see below), whose sum is σ = 38748901176. Its totient is φ = 7654103808.

The previous prime is 20331213391. The next prime is 20331213527. The reversal of 20331213410 is 1431213302.

It can be written as a sum of positive squares in 4 ways, for example, as 12218428369 + 8112785041 = 110537^2 + 90071^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 59797517 + ... + 59797856.

Almost surely, 2^20331213410 is an apocalyptic number.

20331213410 is a deficient number, since it is larger than the sum of its proper divisors (18417687766).

20331213410 is a wasteful number, since it uses less digits than its factorization.

20331213410 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 119595397.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 20331213410 its reverse (1431213302), we get a palindrome (21762426712).

The spelling of 20331213410 in words is "twenty billion, three hundred thirty-one million, two hundred thirteen thousand, four hundred ten".