121996574033 has 8 divisors (see below), whose sum is σ = 127363624128. Its totient is φ = 116634761584.

The previous prime is 121996574017. The next prime is 121996574039. The reversal of 121996574033 is 330475699121.

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 121996574033 - 2⁴ = 121996574017 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (121996574039) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1261766 + ... + 1355007.

It is an arithmetic number, because the mean of its divisors is an integer number (15920453016).

Almost surely, 2^121996574033 is an apocalyptic number.

It is an amenable number.

121996574033 is a deficient number, since it is larger than the sum of its proper divisors (5367050095).

121996574033 is a wasteful number, since it uses less digits than its factorization.

121996574033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2618823.

The product of its (nonzero) digits is 1224720, while the sum is 50.

The spelling of 121996574033 in words is "one hundred twenty-one billion, nine hundred ninety-six million, five hundred seventy-four thousand, thirty-three".