1042342442031 has 32 divisors (see below), whose sum is σ = 1554820033536. Its totient is φ = 615637568000.

The previous prime is 1042342441993. The next prime is 1042342442039. The reversal of 1042342442031 is 1302442432401.

It is a cyclic number.

It is not a de Polignac number, because 1042342442031 - 2⁶ = 1042342441967 is a prime.

It is a super-2 number, since 2×1042342442031² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1042342442031.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1042342442039) 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, 809755 + ... + 1655411.

It is an arithmetic number, because the mean of its divisors is an integer number (48588126048).

Almost surely, 2^{1042342442031} is an apocalyptic number.

1042342442031 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1042342442031 is a deficient number, since it is larger than the sum of its proper divisors (512477591505).

1042342442031 is a wasteful number, since it uses less digits than its factorization.

1042342442031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 846623.

The product of its (nonzero) digits is 18432, while the sum is 30.

Adding to 1042342442031 its reverse (1302442432401), we get a palindrome (2344784874432).

The spelling of 1042342442031 in words is "one trillion, forty-two billion, three hundred forty-two million, four hundred forty-two thousand, thirty-one".