22122101219 has 4 divisors (see below), whose sum is σ = 22153659840. Its totient is φ = 22090542600.

The previous prime is 22122101161. The next prime is 22122101231. The reversal of 22122101219 is 91210122122.

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 22122101219 - 2²⁰ = 22121052643 is a prime.

It is a super-2 number, since 2×22122101219² (a number of 21 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 = 22122101194 and 22122101203.

It is not an unprimeable number, because it can be changed into a prime (22122101279) 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, 15778259 + ... + 15779660.

It is an arithmetic number, because the mean of its divisors is an integer number (5538414960).

Almost surely, 2^22122101219 is an apocalyptic number.

22122101219 is a deficient number, since it is larger than the sum of its proper divisors (31558621).

22122101219 is an equidigital number, since it uses as much as digits as its factorization.

22122101219 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31558620.

The product of its (nonzero) digits is 288, while the sum is 23.

The spelling of 22122101219 in words is "twenty-two billion, one hundred twenty-two million, one hundred one thousand, two hundred nineteen".