121276242 has 24 divisors (see below), whose sum is σ = 263115216. Its totient is φ = 40371576.

The previous prime is 121276241. The next prime is 121276273. The reversal of 121276242 is 242672121.

121276242 is a `hidden beast` number, since 12 + 1 + 27 + 624 + 2 = 666.

It is not an unprimeable number, because it can be changed into a prime (121276241) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 10813 + ... + 18959.

It is an arithmetic number, because the mean of its divisors is an integer number (10963134).

Almost surely, 2^121276242 is an apocalyptic number.

121276242 is an abundant number, since it is smaller than the sum of its proper divisors (141838974).

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

121276242 is a wasteful number, since it uses less digits than its factorization.

121276242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8982 (or 8979 counting only the distinct ones).

The product of its digits is 2688, while the sum is 27.

The square root of 121276242 is about 11012.5492961439. The cubic root of 121276242 is about 494.9848541432.

The spelling of 121276242 in words is "one hundred twenty-one million, two hundred seventy-six thousand, two hundred forty-two".