20302110311132 has 12 divisors (see below), whose sum is σ = 38261669432616. Its totient is φ = 9370204758960.

The previous prime is 20302110311117. The next prime is 20302110311177. The reversal of 20302110311132 is 23111301120302.

It is a happy number.

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, 195212599094 + ... + 195212599197.

It is an arithmetic number, because the mean of its divisors is an integer number (3188472452718).

Almost surely, 2^{20302110311132} is an apocalyptic number.

It is an amenable number.

20302110311132 is a deficient number, since it is larger than the sum of its proper divisors (17959559121484).

20302110311132 is a wasteful number, since it uses less digits than its factorization.

20302110311132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 390425198308 (or 390425198306 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 20302110311132 its reverse (23111301120302), we get a palindrome (43413411431434).

The spelling of 20302110311132 in words is "twenty trillion, three hundred two billion, one hundred ten million, three hundred eleven thousand, one hundred thirty-two".