220445531034 has 32 divisors (see below), whose sum is σ = 442908043200. Its totient is φ = 73146191232.

The previous prime is 220445531023. The next prime is 220445531039. The reversal of 220445531034 is 430135544022.

It is a junction number, because it is equal to n+sod(n) for n = 220445530986 and 220445531004.

It is not an unprimeable number, because it can be changed into a prime (220445531039) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1680217 + ... + 1806659.

It is an arithmetic number, because the mean of its divisors is an integer number (13840876350).

Almost surely, 2^220445531034 is an apocalyptic number.

220445531034 is an abundant number, since it is smaller than the sum of its proper divisors (222462512166).

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

220445531034 is a wasteful number, since it uses less digits than its factorization.

220445531034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 127774.

The product of its (nonzero) digits is 57600, while the sum is 33.

The spelling of 220445531034 in words is "two hundred twenty billion, four hundred forty-five million, five hundred thirty-one thousand, thirty-four".