1042423134220 has 24 divisors (see below), whose sum is σ = 2357480011824. Its totient is φ = 384894695616.

The previous prime is 1042423134173. The next prime is 1042423134239. The reversal of 1042423134220 is 224313242401.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2004659614 + ... + 2004660133.

It is an arithmetic number, because the mean of its divisors is an integer number (98228333826).

Almost surely, 2^{1042423134220} is an apocalyptic number.

1042423134220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1042423134220 is an abundant number, since it is smaller than the sum of its proper divisors (1315056877604).

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

1042423134220 is a wasteful number, since it uses less digits than its factorization.

1042423134220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4009319769 (or 4009319767 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 1042423134220 its reverse (224313242401), we get a palindrome (1266736376621).

It can be divided in two parts, 10424231 and 34220, that added together give a triangular number (10458451 = T₄₅₇₃).

The spelling of 1042423134220 in words is "one trillion, forty-two billion, four hundred twenty-three million, one hundred thirty-four thousand, two hundred twenty".