120623233651253 has 4 divisors (see below), whose sum is σ = 120981166095660. Its totient is φ = 120265301206848.

The previous prime is 120623233651243. The next prime is 120623233651303. The reversal of 120623233651253 is 352156332326021.

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 61642707556369 + 58980526094884 = 7851287^2 + 7679878^2 .

It is a cyclic number.

It is not a de Polignac number, because 120623233651253 - 2¹⁰ = 120623233650229 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120623233651243) 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, 178966221698 + ... + 178966222371.

It is an arithmetic number, because the mean of its divisors is an integer number (30245291523915).

Almost surely, 2^{120623233651253} is an apocalyptic number.

It is an amenable number.

120623233651253 is a deficient number, since it is larger than the sum of its proper divisors (357932444407).

120623233651253 is an equidigital number, since it uses as much as digits as its factorization.

120623233651253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 357932444406.

The product of its (nonzero) digits is 1166400, while the sum is 44.

Adding to 120623233651253 its reverse (352156332326021), we get a palindrome (472779565977274).

The spelling of 120623233651253 in words is "one hundred twenty trillion, six hundred twenty-three billion, two hundred thirty-three million, six hundred fifty-one thousand, two hundred fifty-three".