120537266401 has 4 divisors (see below), whose sum is σ = 120538407600. Its totient is φ = 120536125204.

The previous prime is 120537266347. The next prime is 120537266411. The reversal of 120537266401 is 104662735021.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 104662735021 = 13 ⋅8050979617.

It is a cyclic number.

It is not a de Polignac number, because 120537266401 - 2⁷ = 120537266273 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (120537266411) 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, 393931 + ... + 629488.

It is an arithmetic number, because the mean of its divisors is an integer number (30134601900).

Almost surely, 2^120537266401 is an apocalyptic number.

It is an amenable number.

120537266401 is a deficient number, since it is larger than the sum of its proper divisors (1141199).

120537266401 is a wasteful number, since it uses less digits than its factorization.

120537266401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1141198.

The product of its (nonzero) digits is 60480, while the sum is 37.

The spelling of 120537266401 in words is "one hundred twenty billion, five hundred thirty-seven million, two hundred sixty-six thousand, four hundred one".