22101111122 has 8 divisors (see below), whose sum is σ = 33152430972. Its totient is φ = 11050300800.

The previous prime is 22101111089. The next prime is 22101111127. The reversal of 22101111122 is 22111110122.

It can be written as a sum of positive squares in 2 ways, for example, as 20357297041 + 1743814081 = 142679^2 + 41759^2 .

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

It is a super-2 number, since 2×22101111122² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 22101111097 and 22101111106.

It is not an unprimeable number, because it can be changed into a prime (22101111127) 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, 11222 + ... + 210542.

Almost surely, 2^22101111122 is an apocalyptic number.

22101111122 is a deficient number, since it is larger than the sum of its proper divisors (11051319850).

22101111122 is a wasteful number, since it uses less digits than its factorization.

22101111122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 254764.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 22101111122 its reverse (22111110122), we get a palindrome (44212221244).

The spelling of 22101111122 in words is "twenty-two billion, one hundred one million, one hundred eleven thousand, one hundred twenty-two".