22111211211022 has 8 divisors (see below), whose sum is σ = 33389412903000. Its totient is φ = 10981406910024.

The previous prime is 22111211211013. The next prime is 22111211211031. The reversal of 22111211211022 is 22011211211122.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (22111211211013) and next prime (22111211211031).

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

It is a super-2 number, since 2×22111211211022² (a number of 27 digits) contains 22 as substring.

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, 37099347372 + ... + 37099347967.

It is an arithmetic number, because the mean of its divisors is an integer number (4173676612875).

Almost surely, 2^{22111211211022} is an apocalyptic number.

22111211211022 is a deficient number, since it is larger than the sum of its proper divisors (11278201691978).

22111211211022 is a wasteful number, since it uses less digits than its factorization.

22111211211022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74198695490.

The product of its (nonzero) digits is 64, while the sum is 19.

Adding to 22111211211022 its reverse (22011211211122), we get a palindrome (44122422422144).

The spelling of 22111211211022 in words is "twenty-two trillion, one hundred eleven billion, two hundred eleven million, two hundred eleven thousand, twenty-two".