20330311320412 has 48 divisors (see below), whose sum is σ = 36486455509504. Its totient is φ = 9906678432000.

The previous prime is 20330311320391. The next prime is 20330311320413. The reversal of 20330311320412 is 21402311303302.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20330311320413) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 212188237 + ... + 212284027.

Almost surely, 2^{20330311320412} is an apocalyptic number.

It is an amenable number.

20330311320412 is a deficient number, since it is larger than the sum of its proper divisors (16156144189092).

20330311320412 is a wasteful number, since it uses less digits than its factorization.

20330311320412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98570 (or 98568 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 25.

Adding to 20330311320412 its reverse (21402311303302), we get a palindrome (41732622623714).

The spelling of 20330311320412 in words is "twenty trillion, three hundred thirty billion, three hundred eleven million, three hundred twenty thousand, four hundred twelve".