123012202324153 has 4 divisors (see below), whose sum is σ = 126336856441060. Its totient is φ = 119687548207248.

The previous prime is 123012202324129. The next prime is 123012202324163. The reversal of 123012202324153 is 351423202210321.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 98696336767609 + 24315865556544 = 9934603^2 + 4931112^2 .

It is a cyclic number.

It is not a de Polignac number, because 123012202324153 - 2¹⁷ = 123012202193081 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (123012202324163) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1662327058398 + ... + 1662327058471.

It is an arithmetic number, because the mean of its divisors is an integer number (31584214110265).

Almost surely, 2^{123012202324153} is an apocalyptic number.

It is an amenable number.

123012202324153 is a deficient number, since it is larger than the sum of its proper divisors (3324654116907).

123012202324153 is an equidigital number, since it uses as much as digits as its factorization.

123012202324153 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3324654116906.

The product of its (nonzero) digits is 17280, while the sum is 31.

Adding to 123012202324153 its reverse (351423202210321), we get a palindrome (474435404534474).

The spelling of 123012202324153 in words is "one hundred twenty-three trillion, twelve billion, two hundred two million, three hundred twenty-four thousand, one hundred fifty-three".