220051042 has 4 divisors (see below), whose sum is σ = 330076566. Its totient is φ = 110025520.

The previous prime is 220051037. The next prime is 220051079. The reversal of 220051042 is 240150022.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 111703761 + 108347281 = 10569^2 + 10409^2 .

It is a super-2 number, since 2×220051042² = 96844922170571528, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55012759 + ... + 55012762.

Almost surely, 2^220051042 is an apocalyptic number.

220051042 is a deficient number, since it is larger than the sum of its proper divisors (110025524).

220051042 is a wasteful number, since it uses less digits than its factorization.

220051042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110025523.

The product of its (nonzero) digits is 160, while the sum is 16.

The square root of 220051042 is about 14834.1174998717. The cubic root of 220051042 is about 603.7277565687.

The spelling of 220051042 in words is "two hundred twenty million, fifty-one thousand, forty-two".