221002322103321 has 16 divisors (see below), whose sum is σ = 340367212651968. Its totient is φ = 126061930611200.

The previous prime is 221002322103293. The next prime is 221002322103331. The reversal of 221002322103321 is 123301223200122.

It is a cyclic number.

It is not a de Polignac number, because 221002322103321 - 2²² = 221002317909017 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 221002322103291 and 221002322103300.

It is not an unprimeable number, because it can be changed into a prime (221002322103331) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 196971766020 + ... + 196971767141.

It is an arithmetic number, because the mean of its divisors is an integer number (21272950790748).

Almost surely, 2^{221002322103321} is an apocalyptic number.

It is an amenable number.

221002322103321 is a deficient number, since it is larger than the sum of its proper divisors (119364890548647).

221002322103321 is a wasteful number, since it uses less digits than its factorization.

221002322103321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 393943533192.

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

Adding to 221002322103321 its reverse (123301223200122), we get a palindrome (344303545303443).

The spelling of 221002322103321 in words is "two hundred twenty-one trillion, two billion, three hundred twenty-two million, one hundred three thousand, three hundred twenty-one".