3233113002221 has 4 divisors (see below), whose sum is σ = 3344599657500. Its totient is φ = 3121626346944.

The previous prime is 3233113002187. The next prime is 3233113002289. The reversal of 3233113002221 is 1222003113323.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1324833228196 + 1908279774025 = 1151014^2 + 1381405^2 .

It is a cyclic number.

It is not a de Polignac number, because 3233113002221 - 2³⁰ = 3232039260397 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3233113002521) 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, 55743327596 + ... + 55743327653.

It is an arithmetic number, because the mean of its divisors is an integer number (836149914375).

Almost surely, 2^{3233113002221} is an apocalyptic number.

It is an amenable number.

3233113002221 is a deficient number, since it is larger than the sum of its proper divisors (111486655279).

3233113002221 is a wasteful number, since it uses less digits than its factorization.

3233113002221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111486655278.

The product of its (nonzero) digits is 1296, while the sum is 23.

Adding to 3233113002221 its reverse (1222003113323), we get a palindrome (4455116115544).

The spelling of 3233113002221 in words is "three trillion, two hundred thirty-three billion, one hundred thirteen million, two thousand, two hundred twenty-one".