20013777102076 has 24 divisors (see below), whose sum is σ = 35388172013040. Its totient is φ = 9903092838912.

The previous prime is 20013777102073. The next prime is 20013777102083. The reversal of 20013777102076 is 67020177731002.

It is a super-2 number, since 2×20013777102076² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20013777102073) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27392245 + ... + 28113388.

It is an arithmetic number, because the mean of its divisors is an integer number (1474507167210).

Almost surely, 2^{20013777102076} is an apocalyptic number.

It is an amenable number.

20013777102076 is a deficient number, since it is larger than the sum of its proper divisors (15374394910964).

20013777102076 is a wasteful number, since it uses less digits than its factorization.

20013777102076 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55506573 (or 55506571 counting only the distinct ones).

The product of its (nonzero) digits is 172872, while the sum is 43.

The spelling of 20013777102076 in words is "twenty trillion, thirteen billion, seven hundred seventy-seven million, one hundred two thousand, seventy-six".