121050655 has 16 divisors (see below), whose sum is σ = 162334368. Its totient is φ = 85888000.

The previous prime is 121050637. The next prime is 121050667. The reversal of 121050655 is 556050121.

It is not a de Polignac number, because 121050655 - 2⁵ = 121050623 is a prime.

It is a super-2 number, since 2×121050655² = 29306522151858050, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24586 + ... + 29095.

It is an arithmetic number, because the mean of its divisors is an integer number (10145898).

Almost surely, 2^121050655 is an apocalyptic number.

121050655 is a deficient number, since it is larger than the sum of its proper divisors (41283713).

121050655 is a wasteful number, since it uses less digits than its factorization.

121050655 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53738.

The product of its (nonzero) digits is 1500, while the sum is 25.

The square root of 121050655 is about 11002.3022590729. The cubic root of 121050655 is about 494.6777550977.

The spelling of 121050655 in words is "one hundred twenty-one million, fifty thousand, six hundred fifty-five".