123133431343030 has 16 divisors (see below), whose sum is σ = 221644032533424. Its totient is φ = 49252515622560.

The previous prime is 123133431343003. The next prime is 123133431343073. The reversal of 123133431343030 is 30343134331321.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 106510656 + ... + 107660515.

It is an arithmetic number, because the mean of its divisors is an integer number (13852752033339).

Almost surely, 2^{123133431343030} is an apocalyptic number.

123133431343030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

123133431343030 is a deficient number, since it is larger than the sum of its proper divisors (98510601190394).

123133431343030 is a wasteful number, since it uses less digits than its factorization.

123133431343030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 214228671.

The product of its (nonzero) digits is 69984, while the sum is 34.

Adding to 123133431343030 its reverse (30343134331321), we get a palindrome (153476565674351).

The spelling of 123133431343030 in words is "one hundred twenty-three trillion, one hundred thirty-three billion, four hundred thirty-one million, three hundred forty-three thousand, thirty".