42424021100220 has 96 divisors (see below), whose sum is σ = 120373963702272. Its totient is φ = 11162310252288.

The previous prime is 42424021100207. The next prime is 42424021100221. The reversal of 42424021100220 is 2200112042424.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42424021100221) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1660732 + ... + 9359811.

It is an arithmetic number, because the mean of its divisors is an integer number (1253895455232).

Almost surely, 2^{42424021100220} is an apocalyptic number.

It is an amenable number.

42424021100220 is an abundant number, since it is smaller than the sum of its proper divisors (77949942602052).

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

42424021100220 is a wasteful number, since it uses less digits than its factorization.

42424021100220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11021411 (or 11021409 counting only the distinct ones).

The product of its (nonzero) digits is 2048, while the sum is 24.

Adding to 42424021100220 its reverse (2200112042424), we get a palindrome (44624133142644).

The spelling of 42424021100220 in words is "forty-two trillion, four hundred twenty-four billion, twenty-one million, one hundred thousand, two hundred twenty".