220121034 has 24 divisors (see below), whose sum is σ = 512119008. Its totient is φ = 62891640.

The previous prime is 220121021. The next prime is 220121047. The reversal of 220121034 is 430121022.

It is an interprime number because it is at equal distance from previous prime (220121021) and next prime (220121047).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 374062 + ... + 374649.

It is an arithmetic number, because the mean of its divisors is an integer number (21338292).

Almost surely, 2^220121034 is an apocalyptic number.

220121034 is an abundant number, since it is smaller than the sum of its proper divisors (291997974).

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

220121034 is a wasteful number, since it uses less digits than its factorization.

220121034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 748730 (or 748723 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 15.

The square root of 220121034 is about 14836.4764684881. The cubic root of 220121034 is about 603.7917593464.

Adding to 220121034 its reverse (430121022), we get a palindrome (650242056).

The spelling of 220121034 in words is "two hundred twenty million, one hundred twenty-one thousand, thirty-four".