220523323319 has 16 divisors (see below), whose sum is σ = 250055299200. Its totient is φ = 192792812256.

The previous prime is 220523323309. The next prime is 220523323327. The reversal of 220523323319 is 913323325022.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-220523323319 is a prime.

It is a super-2 number, since 2×220523323319² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220523323309) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 781772 + ... + 1025774.

It is an arithmetic number, because the mean of its divisors is an integer number (15628456200).

Almost surely, 2^220523323319 is an apocalyptic number.

220523323319 is a deficient number, since it is larger than the sum of its proper divisors (29531975881).

220523323319 is a wasteful number, since it uses less digits than its factorization.

220523323319 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 247694.

The product of its (nonzero) digits is 58320, while the sum is 35.

The spelling of 220523323319 in words is "two hundred twenty billion, five hundred twenty-three million, three hundred twenty-three thousand, three hundred nineteen".