220800684135 has 32 divisors (see below), whose sum is σ = 369248808960. Its totient is φ = 112454673408.

The previous prime is 220800684127. The next prime is 220800684149. The reversal of 220800684135 is 531486008022.

It is not a de Polignac number, because 220800684135 - 2³ = 220800684127 is a prime.

It is a super-2 number, since 2×220800684135² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 220800684093 and 220800684102.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 317770 + ... + 736599.

It is an arithmetic number, because the mean of its divisors is an integer number (11539025280).

Almost surely, 2^220800684135 is an apocalyptic number.

220800684135 is a deficient number, since it is larger than the sum of its proper divisors (148448124825).

220800684135 is a wasteful number, since it uses less digits than its factorization.

220800684135 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1055007.

The product of its (nonzero) digits is 92160, while the sum is 39.

The spelling of 220800684135 in words is "two hundred twenty billion, eight hundred million, six hundred eighty-four thousand, one hundred thirty-five".