20331134202 has 64 divisors (see below), whose sum is σ = 42410285568. Its totient is φ = 6492096000.

The previous prime is 20331134189. The next prime is 20331134221. The reversal of 20331134202 is 20243113302.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 15320463 + ... + 15321789.

It is an arithmetic number, because the mean of its divisors is an integer number (662660712).

Almost surely, 2^20331134202 is an apocalyptic number.

20331134202 is an abundant number, since it is smaller than the sum of its proper divisors (22079151366).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20331134202 is a wasteful number, since it uses less digits than its factorization.

20331134202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2455.

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 20331134202 its reverse (20243113302), we get a palindrome (40574247504).

The spelling of 20331134202 in words is "twenty billion, three hundred thirty-one million, one hundred thirty-four thousand, two hundred two".