121015880675 has 6 divisors (see below), whose sum is σ = 150059692068. Its totient is φ = 96812704520.

The previous prime is 121015880647. The next prime is 121015880677. The reversal of 121015880675 is 576088510121.

It is not a de Polignac number, because 121015880675 - 2¹⁰ = 121015879651 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (121015880677) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2420317589 + ... + 2420317638.

It is an arithmetic number, because the mean of its divisors is an integer number (25009948678).

Almost surely, 2^121015880675 is an apocalyptic number.

121015880675 is a deficient number, since it is larger than the sum of its proper divisors (29043811393).

121015880675 is an equidigital number, since it uses as much as digits as its factorization.

121015880675 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4840635237 (or 4840635232 counting only the distinct ones).

The product of its (nonzero) digits is 134400, while the sum is 44.

The spelling of 121015880675 in words is "one hundred twenty-one billion, fifteen million, eight hundred eighty thousand, six hundred seventy-five".