120221264456 has 32 divisors (see below), whose sum is σ = 227279606400. Its totient is φ = 59613952320.

The previous prime is 120221264441. The next prime is 120221264467. The reversal of 120221264456 is 654462122021.

120221264456 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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, 1654865 + ... + 1725983.

It is an arithmetic number, because the mean of its divisors is an integer number (7102487700).

Almost surely, 2^120221264456 is an apocalyptic number.

It is an amenable number.

120221264456 is a deficient number, since it is larger than the sum of its proper divisors (107058341944).

120221264456 is a wasteful number, since it uses less digits than its factorization.

120221264456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72869 (or 72865 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 35.

Adding to 120221264456 its reverse (654462122021), we get a palindrome (774683386477).

The spelling of 120221264456 in words is "one hundred twenty billion, two hundred twenty-one million, two hundred sixty-four thousand, four hundred fifty-six".