120434355505121 has 8 divisors (see below), whose sum is σ = 139297567813824. Its totient is φ = 101985719291280.

The previous prime is 120434355505039. The next prime is 120434355505157. The reversal of 120434355505121 is 121505553434021.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 120434355505121 - 2³⁰ = 120433281763297 is a prime.

It is not an unprimeable number, because it can be changed into a prime (120434355505721) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 103644023090 + ... + 103644024251.

It is an arithmetic number, because the mean of its divisors is an integer number (17412195976728).

Almost surely, 2^{120434355505121} is an apocalyptic number.

It is an amenable number.

120434355505121 is a deficient number, since it is larger than the sum of its proper divisors (18863212308703).

120434355505121 is an equidigital number, since it uses as much as digits as its factorization.

120434355505121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 207288047431.

The product of its (nonzero) digits is 360000, while the sum is 41.

The spelling of 120434355505121 in words is "one hundred twenty trillion, four hundred thirty-four billion, three hundred fifty-five million, five hundred five thousand, one hundred twenty-one".