2303331013221 has 32 divisors (see below), whose sum is σ = 3539079993600. Its totient is φ = 1305242996736.

The previous prime is 2303331013211. The next prime is 2303331013283. The reversal of 2303331013221 is 1223101333032.

It is not a de Polignac number, because 2303331013221 - 2¹¹ = 2303331011173 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2303331013191 and 2303331013200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2303331013211) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2401105 + ... + 3220553.

It is an arithmetic number, because the mean of its divisors is an integer number (110596249800).

Almost surely, 2^{2303331013221} is an apocalyptic number.

2303331013221 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

2303331013221 is a deficient number, since it is larger than the sum of its proper divisors (1235748980379).

2303331013221 is a wasteful number, since it uses less digits than its factorization.

2303331013221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 820573.

The product of its (nonzero) digits is 1944, while the sum is 24.

Adding to 2303331013221 its reverse (1223101333032), we get a palindrome (3526432346253).

The spelling of 2303331013221 in words is "two trillion, three hundred three billion, three hundred thirty-one million, thirteen thousand, two hundred twenty-one".