2102233221321 has 16 divisors (see below), whose sum is σ = 2828939468544. Its totient is φ = 1388518041344.

The previous prime is 2102233221299. The next prime is 2102233221323. The reversal of 2102233221321 is 1231223322012.

It is a cyclic number.

It is not a de Polignac number, because 2102233221321 - 2¹⁵ = 2102233188553 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2102233221291 and 2102233221300.

It is not an unprimeable number, because it can be changed into a prime (2102233221323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 437586 + ... + 2096651.

It is an arithmetic number, because the mean of its divisors is an integer number (176808716784).

Almost surely, 2^{2102233221321} is an apocalyptic number.

It is an amenable number.

2102233221321 is a deficient number, since it is larger than the sum of its proper divisors (726706247223).

2102233221321 is a wasteful number, since it uses less digits than its factorization.

2102233221321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2536800.

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 2102233221321 its reverse (1231223322012), we get a palindrome (3333456543333).

The spelling of 2102233221321 in words is "two trillion, one hundred two billion, two hundred thirty-three million, two hundred twenty-one thousand, three hundred twenty-one".