3221203131123 has 4 divisors (see below), whose sum is σ = 4294937508168. Its totient is φ = 2147468754080.

The previous prime is 3221203131109. The next prime is 3221203131163. The reversal of 3221203131123 is 3211313021223.

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

It is a cyclic number.

It is not a de Polignac number, because 3221203131123 - 2⁹ = 3221203130611 is a prime.

It is a super-2 number, since 2×3221203131123² (a number of 26 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 3221203131093 and 3221203131102.

It is not an unprimeable number, because it can be changed into a prime (3221203131163) 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, 536867188518 + ... + 536867188523.

It is an arithmetic number, because the mean of its divisors is an integer number (1073734377042).

Almost surely, 2^{3221203131123} is an apocalyptic number.

3221203131123 is a deficient number, since it is larger than the sum of its proper divisors (1073734377045).

3221203131123 is a wasteful number, since it uses less digits than its factorization.

3221203131123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1073734377044.

The product of its (nonzero) digits is 1296, while the sum is 24.

Adding to 3221203131123 its reverse (3211313021223), we get a palindrome (6432516152346).

The spelling of 3221203131123 in words is "three trillion, two hundred twenty-one billion, two hundred three million, one hundred thirty-one thousand, one hundred twenty-three".