2235106121 has 4 divisors (see below), whose sum is σ = 2332284672. Its totient is φ = 2137927572.

The previous prime is 2235106117. The next prime is 2235106129. The reversal of 2235106121 is 1216015322.

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 2235106121 - 2² = 2235106117 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (23), and also a Moran number because the ratio is a prime number: 97178527 = 2235106121 / (2 + 2 + 3 + 5 + 1 + 0 + 6 + 1 + 2 + 1).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2235106129) 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, 48589241 + ... + 48589286.

It is an arithmetic number, because the mean of its divisors is an integer number (583071168).

Almost surely, 2^2235106121 is an apocalyptic number.

It is an amenable number.

2235106121 is a deficient number, since it is larger than the sum of its proper divisors (97178551).

2235106121 is an equidigital number, since it uses as much as digits as its factorization.

2235106121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 97178550.

The product of its (nonzero) digits is 720, while the sum is 23.

The square root of 2235106121 is about 47276.9089619869. The cubic root of 2235106121 is about 1307.4729600897.

The spelling of 2235106121 in words is "two billion, two hundred thirty-five million, one hundred six thousand, one hundred twenty-one".