42420422024220 has 96 divisors (see below), whose sum is σ = 119111997312000. Its totient is φ = 11280262222080.

The previous prime is 42420422024191. The next prime is 42420422024237. The reversal of 42420422024220 is 2242022402424.

It is a Harshad number since it is a multiple of its sum of digits (30).

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, 36280654 + ... + 37431626.

It is an arithmetic number, because the mean of its divisors is an integer number (1240749972000).

Almost surely, 2^{42420422024220} is an apocalyptic number.

It is an amenable number.

42420422024220 is an abundant number, since it is smaller than the sum of its proper divisors (76691575287780).

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

42420422024220 is a wasteful number, since it uses less digits than its factorization.

42420422024220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1152715 (or 1152713 counting only the distinct ones).

The product of its (nonzero) digits is 32768, while the sum is 30.

Adding to 42420422024220 its reverse (2242022402424), we get a palindrome (44662444426644).

The spelling of 42420422024220 in words is "forty-two trillion, four hundred twenty billion, four hundred twenty-two million, twenty-four thousand, two hundred twenty".