120503315002051 has 4 divisors (see below), whose sum is σ = 120511068914704. Its totient is φ = 120495561089400.

The previous prime is 120503315002027. The next prime is 120503315002079. The reversal of 120503315002051 is 150200513305021.

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

It is a cyclic number.

It is not a de Polignac number, because 120503315002051 - 2²⁷ = 120503180784323 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (120503315002001) 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, 3876933015 + ... + 3876964096.

It is an arithmetic number, because the mean of its divisors is an integer number (30127767228676).

Almost surely, 2^{120503315002051} is an apocalyptic number.

120503315002051 is a deficient number, since it is larger than the sum of its proper divisors (7753912653).

120503315002051 is an equidigital number, since it uses as much as digits as its factorization.

120503315002051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7753912652.

The product of its (nonzero) digits is 4500, while the sum is 28.

Adding to 120503315002051 its reverse (150200513305021), we get a palindrome (270703828307072).

The spelling of 120503315002051 in words is "one hundred twenty trillion, five hundred three billion, three hundred fifteen million, two thousand, fifty-one".