21200022300319 has 4 divisors (see below), whose sum is σ = 21200208841944. Its totient is φ = 21199835758696.

The previous prime is 21200022300313. The next prime is 21200022300323. The reversal of 21200022300319 is 91300322000212.

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 21200022300319 - 2³ = 21200022300311 is a prime.

It is a super-2 number, since 2×21200022300319² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 21200022300293 and 21200022300302.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (21200022300311) 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, 93100237 + ... + 93327670.

It is an arithmetic number, because the mean of its divisors is an integer number (5300052210486).

Almost surely, 2^{21200022300319} is an apocalyptic number.

21200022300319 is a deficient number, since it is larger than the sum of its proper divisors (186541625).

21200022300319 is a wasteful number, since it uses less digits than its factorization.

21200022300319 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 186541624.

The product of its (nonzero) digits is 1296, while the sum is 25.

The spelling of 21200022300319 in words is "twenty-one trillion, two hundred billion, twenty-two million, three hundred thousand, three hundred nineteen".