120072306502 has 4 divisors (see below), whose sum is σ = 180108459756. Its totient is φ = 60036153250.

The previous prime is 120072306451. The next prime is 120072306511. The reversal of 120072306502 is 205603270021.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 205603270021 = 15091 ⋅13624231.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30018076624 + ... + 30018076627.

It is an arithmetic number, because the mean of its divisors is an integer number (45027114939).

Almost surely, 2^120072306502 is an apocalyptic number.

120072306502 is a deficient number, since it is larger than the sum of its proper divisors (60036153254).

120072306502 is an equidigital number, since it uses as much as digits as its factorization.

120072306502 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60036153253.

The product of its (nonzero) digits is 5040, while the sum is 28.

Adding to 120072306502 its reverse (205603270021), we get a palindrome (325675576523).

The spelling of 120072306502 in words is "one hundred twenty billion, seventy-two million, three hundred six thousand, five hundred two".