221073790713839 has 8 divisors (see below), whose sum is σ = 252655868004768. Its totient is φ = 189491740220160.

The previous prime is 221073790713829. The next prime is 221073790713847. The reversal of 221073790713839 is 938317097370122.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 221073790713839 - 2²⁴ = 221073773936623 is a prime.

It is a super-2 number, since 2×221073790713839² (a number of 29 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 (221073790713829) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16194899 + ... + 26540955.

It is an arithmetic number, because the mean of its divisors is an integer number (31581983500596).

Almost surely, 2^{221073790713839} is an apocalyptic number.

221073790713839 is a deficient number, since it is larger than the sum of its proper divisors (31582077290929).

221073790713839 is a wasteful number, since it uses less digits than its factorization.

221073790713839 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13398625.

The product of its (nonzero) digits is 24004512, while the sum is 62.

The spelling of 221073790713839 in words is "two hundred twenty-one trillion, seventy-three billion, seven hundred ninety million, seven hundred thirteen thousand, eight hundred thirty-nine".