134231120121 has 8 divisors (see below), whose sum is σ = 204542659264. Its totient is φ = 76703497200.

The previous prime is 134231120099. The next prime is 134231120161. The reversal of 134231120121 is 121021132431.

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

It is not a de Polignac number, because 134231120121 - 2¹⁴ = 134231103737 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21), and also a Moran number because the ratio is a prime number: 6391958101 = 134231120121 / (1 + 3 + 4 + 2 + 3 + 1 + 1 + 2 + 0 + 1 + 2 + 1).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (134231120161) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3195979030 + ... + 3195979071.

It is an arithmetic number, because the mean of its divisors is an integer number (25567832408).

Almost surely, 2^134231120121 is an apocalyptic number.

It is an amenable number.

134231120121 is a deficient number, since it is larger than the sum of its proper divisors (70311539143).

134231120121 is an equidigital number, since it uses as much as digits as its factorization.

134231120121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6391958111.

The product of its (nonzero) digits is 288, while the sum is 21.

Adding to 134231120121 its reverse (121021132431), we get a palindrome (255252252552).

The spelling of 134231120121 in words is "one hundred thirty-four billion, two hundred thirty-one million, one hundred twenty thousand, one hundred twenty-one".