22222122122222 has 8 divisors (see below), whose sum is σ = 36363472563672. Its totient is φ = 10100964601000.

The previous prime is 22222122122183. The next prime is 22222122122269.

22222122122222 is nontrivially palindromic in base 10.

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

It is a super-2 number, since 2×22222122122222² (a number of 27 digits) contains 22 as substring.

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 22222122122191 and 22222122122200.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 505048230029 + ... + 505048230072.

It is an arithmetic number, because the mean of its divisors is an integer number (4545434070459).

Almost surely, 2^{22222122122222} is an apocalyptic number.

22222122122222 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

22222122122222 is a deficient number, since it is larger than the sum of its proper divisors (14141350441450).

22222122122222 is a wasteful number, since it uses less digits than its factorization.

22222122122222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1010096460114.

The product of its digits is 4096, while the sum is 26.

It can be divided in two parts, 2222212 and 2122222, that added together give a palindrome (4344434).

The spelling of 22222122122222 in words is "twenty-two trillion, two hundred twenty-two billion, one hundred twenty-two million, one hundred twenty-two thousand, two hundred twenty-two".