123030140035292 has 36 divisors (see below), whose sum is σ = 252208127735760. Its totient is φ = 51441173514240.

The previous prime is 123030140035291. The next prime is 123030140035379. The reversal of 123030140035292 is 292530041030321.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123030140035291) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1306893317 + ... + 1306987452.

Almost surely, 2^{123030140035292} is an apocalyptic number.

It is an amenable number.

123030140035292 is an abundant number, since it is smaller than the sum of its proper divisors (129177987700468).

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

123030140035292 is a wasteful number, since it uses less digits than its factorization.

123030140035292 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2613880862 (or 2613880819 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 35.

The spelling of 123030140035292 in words is "one hundred twenty-three trillion, thirty billion, one hundred forty million, thirty-five thousand, two hundred ninety-two".