121328282254 has 16 divisors (see below), whose sum is σ = 191606507280. Its totient is φ = 57460631040.

The previous prime is 121328282249. The next prime is 121328282281. The reversal of 121328282254 is 452282823121.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 86649 + ... + 500164.

It is an arithmetic number, because the mean of its divisors is an integer number (11975406705).

Almost surely, 2^121328282254 is an apocalyptic number.

121328282254 is a deficient number, since it is larger than the sum of its proper divisors (70278225026).

121328282254 is a wasteful number, since it uses less digits than its factorization.

121328282254 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 592275.

The product of its digits is 122880, while the sum is 40.

The spelling of 121328282254 in words is "one hundred twenty-one billion, three hundred twenty-eight million, two hundred eighty-two thousand, two hundred fifty-four".