20221313132 has 6 divisors (see below), whose sum is σ = 35387297988. Its totient is φ = 10110656564.

The previous prime is 20221313129. The next prime is 20221313173. The reversal of 20221313132 is 23131312202.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2527664138 + ... + 2527664145.

It is an arithmetic number, because the mean of its divisors is an integer number (5897882998).

Almost surely, 2^20221313132 is an apocalyptic number.

It is an amenable number.

20221313132 is a deficient number, since it is larger than the sum of its proper divisors (15165984856).

20221313132 is a wasteful number, since it uses less digits than its factorization.

20221313132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5055328287 (or 5055328285 counting only the distinct ones).

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

Adding to 20221313132 its reverse (23131312202), we get a palindrome (43352625334).

The spelling of 20221313132 in words is "twenty billion, two hundred twenty-one million, three hundred thirteen thousand, one hundred thirty-two".