121148914263 has 32 divisors (see below), whose sum is σ = 179067139776. Its totient is φ = 72392306688.

The previous prime is 121148914207. The next prime is 121148914267. The reversal of 121148914263 is 362419841121.

It is not a de Polignac number, because 121148914263 - 2¹⁰ = 121148913239 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121148914267) 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 31 ways as a sum of consecutive naturals, for example, 101620 + ... + 502617.

It is an arithmetic number, because the mean of its divisors is an integer number (5595848118).

Almost surely, 2^121148914263 is an apocalyptic number.

121148914263 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

121148914263 is a deficient number, since it is larger than the sum of its proper divisors (57918225513).

121148914263 is a wasteful number, since it uses less digits than its factorization.

121148914263 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 604403.

The product of its digits is 82944, while the sum is 42.

The spelling of 121148914263 in words is "one hundred twenty-one billion, one hundred forty-eight million, nine hundred fourteen thousand, two hundred sixty-three".