42220442242022 has 32 divisors (see below), whose sum is σ = 70395183371520. Its totient is φ = 18828040065120.

The previous prime is 42220442242009. The next prime is 42220442242063. The reversal of 42220442242022 is 22024224402224.

It is a super-2 number, since 2×42220442242022² (a number of 28 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 42220442242022.

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, 21860729 + ... + 23713547.

It is an arithmetic number, because the mean of its divisors is an integer number (2199849480360).

Almost surely, 2^{42220442242022} is an apocalyptic number.

42220442242022 is a deficient number, since it is larger than the sum of its proper divisors (28174741129498).

42220442242022 is a wasteful number, since it uses less digits than its factorization.

42220442242022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1872428.

The product of its (nonzero) digits is 65536, while the sum is 32.

Adding to 42220442242022 its reverse (22024224402224), we get a palindrome (64244666644246).

The spelling of 42220442242022 in words is "forty-two trillion, two hundred twenty billion, four hundred forty-two million, two hundred forty-two thousand, twenty-two".