42213220422 has 64 divisors (see below), whose sum is σ = 89645681664. Its totient is φ = 13235016960.

The previous prime is 42213220393. The next prime is 42213220537. The reversal of 42213220422 is 22402231224.

It is a junction number, because it is equal to n+sod(n) for n = 42213220392 and 42213220401.

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, 747408 + ... + 801900.

It is an arithmetic number, because the mean of its divisors is an integer number (1400713776).

Almost surely, 2^42213220422 is an apocalyptic number.

42213220422 is an abundant number, since it is smaller than the sum of its proper divisors (47432461242).

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

42213220422 is a wasteful number, since it uses less digits than its factorization.

42213220422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54653.

The product of its (nonzero) digits is 3072, while the sum is 24.

Adding to 42213220422 its reverse (22402231224), we get a palindrome (64615451646).

The spelling of 42213220422 in words is "forty-two billion, two hundred thirteen million, two hundred twenty thousand, four hundred twenty-two".