2235552121 has 4 divisors (see below), whose sum is σ = 2438784144. Its totient is φ = 2032320100.

The previous prime is 2235552097. The next prime is 2235552149. The reversal of 2235552121 is 1212555322.

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 2235552121 - 2⁷ = 2235551993 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2235552121.

It is not an unprimeable number, because it can be changed into a prime (2235552161) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 101615995 + ... + 101616016.

It is an arithmetic number, because the mean of its divisors is an integer number (609696036).

Almost surely, 2^2235552121 is an apocalyptic number.

It is an amenable number.

2235552121 is a deficient number, since it is larger than the sum of its proper divisors (203232023).

2235552121 is a wasteful number, since it uses less digits than its factorization.

2235552121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 203232022.

The product of its digits is 6000, while the sum is 28.

The square root of 2235552121 is about 47281.6256171465. The cubic root of 2235552121 is about 1307.5599200409.

The spelling of 2235552121 in words is "two billion, two hundred thirty-five million, five hundred fifty-two thousand, one hundred twenty-one".