121148914264 has 64 divisors (see below), whose sum is σ = 263261275200. Its totient is φ = 51190216704.

The previous prime is 121148914207. The next prime is 121148914267. The reversal of 121148914264 is 462419841121.

It is a self number, because there is not a number n which added to its sum of digits gives 121148914264.

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 (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16990252 + ... + 16997380.

It is an arithmetic number, because the mean of its divisors is an integer number (4113457425).

Almost surely, 2^121148914264 is an apocalyptic number.

121148914264 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 121148914264, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (131630637600).

121148914264 is an abundant number, since it is smaller than the sum of its proper divisors (142112360936).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

121148914264 is a wasteful number, since it uses less digits than its factorization.

121148914264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11372 (or 11368 counting only the distinct ones).

The product of its digits is 110592, while the sum is 43.

The spelling of 121148914264 in words is "one hundred twenty-one billion, one hundred forty-eight million, nine hundred fourteen thousand, two hundred sixty-four".