22101439999 has 4 divisors (see below), whose sum is σ = 22142293480. Its totient is φ = 22060586520.

The previous prime is 22101439967. The next prime is 22101440017. The reversal of 22101439999 is 99993410122.

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 22101439999 - 2⁵ = 22101439967 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22101439099) 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, 20425929 + ... + 20427010.

It is an arithmetic number, because the mean of its divisors is an integer number (5535573370).

Almost surely, 2^22101439999 is an apocalyptic number.

22101439999 is a deficient number, since it is larger than the sum of its proper divisors (40853481).

22101439999 is an equidigital number, since it uses as much as digits as its factorization.

22101439999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40853480.

The product of its (nonzero) digits is 314928, while the sum is 49.

The spelling of 22101439999 in words is "twenty-two billion, one hundred one million, four hundred thirty-nine thousand, nine hundred ninety-nine".