20116772133270 has 32 divisors (see below), whose sum is σ = 48295205428320. Its totient is φ = 5362811201280.

The previous prime is 20116772133253. The next prime is 20116772133287. The reversal of 20116772133270 is 7233127761102.

It is an interprime number because it is at equal distance from previous prime (20116772133253) and next prime (20116772133287).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 103736991 + ... + 103930730.

It is an arithmetic number, because the mean of its divisors is an integer number (1509225169635).

Almost surely, 2^{20116772133270} is an apocalyptic number.

20116772133270 is an abundant number, since it is smaller than the sum of its proper divisors (28178433295050).

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

20116772133270 is a wasteful number, since it uses less digits than its factorization.

20116772133270 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 207670960.

The product of its (nonzero) digits is 148176, while the sum is 42.

Adding to 20116772133270 its reverse (7233127761102), we get a palindrome (27349899894372).

The spelling of 20116772133270 in words is "twenty trillion, one hundred sixteen billion, seven hundred seventy-two million, one hundred thirty-three thousand, two hundred seventy".