1042312112550 has 36 divisors (see below), whose sum is σ = 2800345210260. Its totient is φ = 277949896560.

The previous prime is 1042312112549. The next prime is 1042312112561. The reversal of 1042312112550 is 552112132401.

It is a happy number.

1042312112550 is a `hidden beast` number, since 1 + 0 + 423 + 1 + 211 + 25 + 5 + 0 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 1158124120 + ... + 1158125019.

Almost surely, 2^{1042312112550} is an apocalyptic number.

1042312112550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1042312112550 is an abundant number, since it is smaller than the sum of its proper divisors (1758033097710).

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

1042312112550 is a wasteful number, since it uses less digits than its factorization.

1042312112550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2316249157 (or 2316249149 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 27.

Adding to 1042312112550 its reverse (552112132401), we get a palindrome (1594424244951).

The spelling of 1042312112550 in words is "one trillion, forty-two billion, three hundred twelve million, one hundred twelve thousand, five hundred fifty".