1031231343234 has 64 divisors (see below), whose sum is σ = 2168740894464. Its totient is φ = 326263382016.

The previous prime is 1031231343209. The next prime is 1031231343251. The reversal of 1031231343234 is 4323431321301.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 52038312 + ... + 52058124.

It is an arithmetic number, because the mean of its divisors is an integer number (33886576476).

Almost surely, 2^{1031231343234} is an apocalyptic number.

1031231343234 is an abundant number, since it is smaller than the sum of its proper divisors (1137509551230).

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

1031231343234 is a wasteful number, since it uses less digits than its factorization.

1031231343234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22731.

The product of its (nonzero) digits is 15552, while the sum is 30.

Adding to 1031231343234 its reverse (4323431321301), we get a palindrome (5354662664535).

The spelling of 1031231343234 in words is "one trillion, thirty-one billion, two hundred thirty-one million, three hundred forty-three thousand, two hundred thirty-four".