1042320044115 has 72 divisors (see below), whose sum is σ = 2106953175600. Its totient is φ = 475288539264.

The previous prime is 1042320044081. The next prime is 1042320044149. The reversal of 1042320044115 is 5114400232401.

1042320044115 is a `hidden beast` number, since 1 + 0 + 4 + 2 + 3 + 200 + 441 + 15 = 666.

It is an interprime number because it is at equal distance from previous prime (1042320044081) and next prime (1042320044149).

It is not a de Polignac number, because 1042320044115 - 2⁸ = 1042320043859 is a prime.

It is a super-2 number, since 2×1042320044115² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 280036 + ... + 1470734.

It is an arithmetic number, because the mean of its divisors is an integer number (29263238550).

Almost surely, 2^{1042320044115} is an apocalyptic number.

1042320044115 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1042320044115 is an abundant number, since it is smaller than the sum of its proper divisors (1064633131485).

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

1042320044115 is a wasteful number, since it uses less digits than its factorization.

1042320044115 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1191121 (or 1191111 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 27.

Adding to 1042320044115 its reverse (5114400232401), we get a palindrome (6156720276516).

The spelling of 1042320044115 in words is "one trillion, forty-two billion, three hundred twenty million, forty-four thousand, one hundred fifteen".