121056233 has 4 divisors (see below), whose sum is σ = 121309440. Its totient is φ = 120803028.

The previous prime is 121056217. The next prime is 121056251. The reversal of 121056233 is 332650121.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 121056233 - 2⁴ = 121056217 is a prime.

It is a super-2 number, since 2×121056233² = 29309223096300578, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 121056199 and 121056208.

It is not an unprimeable number, because it can be changed into a prime (121056253) 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 3 ways as a sum of consecutive naturals, for example, 125885 + ... + 126842.

It is an arithmetic number, because the mean of its divisors is an integer number (30327360).

Almost surely, 2^121056233 is an apocalyptic number.

It is an amenable number.

121056233 is a deficient number, since it is larger than the sum of its proper divisors (253207).

121056233 is an equidigital number, since it uses as much as digits as its factorization.

121056233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 253206.

The product of its (nonzero) digits is 1080, while the sum is 23.

The square root of 121056233 is about 11002.5557485522. Note that the first 3 decimals coincide. The cubic root of 121056233 is about 494.6853532120.

The spelling of 121056233 in words is "one hundred twenty-one million, fifty-six thousand, two hundred thirty-three".