221337314699 has 4 divisors (see below), whose sum is σ = 221402590080. Its totient is φ = 221272039320.

The previous prime is 221337314659. The next prime is 221337314717. The reversal of 221337314699 is 996413733122.

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 221337314699 - 2¹⁶ = 221337249163 is a prime.

It is a super-2 number, since 2×221337314699² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (221337314659) 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, 32632604 + ... + 32639385.

It is an arithmetic number, because the mean of its divisors is an integer number (55350647520).

Almost surely, 2^221337314699 is an apocalyptic number.

221337314699 is a deficient number, since it is larger than the sum of its proper divisors (65275381).

221337314699 is an equidigital number, since it uses as much as digits as its factorization.

221337314699 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65275380.

The product of its digits is 1469664, while the sum is 50.

The spelling of 221337314699 in words is "two hundred twenty-one billion, three hundred thirty-seven million, three hundred fourteen thousand, six hundred ninety-nine".