22111010222022 has 48 divisors (see below), whose sum is σ = 48367771875072. Its totient is φ = 7299514425840.

The previous prime is 22111010222017. The next prime is 22111010222039. The reversal of 22111010222022 is 22022201011122.

It is a happy number.

It is a super-2 number, since 2×22111010222022² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 22111010221986 and 22111010222004.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5731447 + ... + 8779037.

It is an arithmetic number, because the mean of its divisors is an integer number (1007661914064).

Almost surely, 2^{22111010222022} is an apocalyptic number.

22111010222022 is an abundant number, since it is smaller than the sum of its proper divisors (26256761653050).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22111010222022 is a wasteful number, since it uses less digits than its factorization.

22111010222022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3051473 (or 3051470 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 22111010222022 its reverse (22022201011122), we get a palindrome (44133211233144).

The spelling of 22111010222022 in words is "twenty-two trillion, one hundred eleven billion, ten million, two hundred twenty-two thousand, twenty-two".