121054242 has 8 divisors (see below), whose sum is σ = 242108496. Its totient is φ = 40351412.

The previous prime is 121054231. The next prime is 121054259. The reversal of 121054242 is 242450121.

It is a sphenic number, since it is the product of 3 distinct primes.

121054242 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10087848 + ... + 10087859.

It is an arithmetic number, because the mean of its divisors is an integer number (30263562).

Almost surely, 2^121054242 is an apocalyptic number.

121054242 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

121054242 is a wasteful number, since it uses less digits than its factorization.

121054242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20175712.

The product of its (nonzero) digits is 640, while the sum is 21.

The square root of 121054242 is about 11002.4652692022. The cubic root of 121054242 is about 494.6826411833.

The spelling of 121054242 in words is "one hundred twenty-one million, fifty-four thousand, two hundred forty-two".