20013111101132 has 12 divisors (see below), whose sum is σ = 35022983489760. Its totient is φ = 10006544389776.

The previous prime is 20013111101117. The next prime is 20013111101153. The reversal of 20013111101132 is 23110111131002.

It is a self number, because there is not a number n which added to its sum of digits gives 20013111101132.

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, 2260094 + ... + 6718202.

It is an arithmetic number, because the mean of its divisors is an integer number (2918581957480).

Almost surely, 2^{20013111101132} is an apocalyptic number.

It is an amenable number.

20013111101132 is a deficient number, since it is larger than the sum of its proper divisors (15009872388628).

20013111101132 is a wasteful number, since it uses less digits than its factorization.

20013111101132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5580400 (or 5580398 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 17.

Adding to 20013111101132 its reverse (23110111131002), we get a palindrome (43123222232134).

The spelling of 20013111101132 in words is "twenty trillion, thirteen billion, one hundred eleven million, one hundred one thousand, one hundred thirty-two".