42434204220120 has 128 divisors (see below), whose sum is σ = 134312228467200. Its totient is φ = 10695461750784.

The previous prime is 42434204220059. The next prime is 42434204220127. The reversal of 42434204220120 is 2102240243424.

It is a happy number.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42434204220127) 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, 20504092 + ... + 22478571.

It is an arithmetic number, because the mean of its divisors is an integer number (1049314284900).

Almost surely, 2^{42434204220120} is an apocalyptic number.

42434204220120 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

42434204220120 is an abundant number, since it is smaller than the sum of its proper divisors (91878024247080).

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

42434204220120 is a wasteful number, since it uses less digits than its factorization.

42434204220120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42983129 (or 42983125 counting only the distinct ones).

The product of its (nonzero) digits is 24576, while the sum is 30.

Adding to 42434204220120 its reverse (2102240243424), we get a palindrome (44536444463544).

The spelling of 42434204220120 in words is "forty-two trillion, four hundred thirty-four billion, two hundred four million, two hundred twenty thousand, one hundred twenty".