22022201111022 has 80 divisors (see below), whose sum is σ = 59712859087200. Its totient is φ = 5921936428032.

The previous prime is 22022201110963. The next prime is 22022201111033. The reversal of 22022201111022 is 22011110222022.

It is a happy number.

It is a super-2 number, since 2×22022201111022² (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 = 22022201110986 and 22022201111004.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 571155147 + ... + 571193702.

It is an arithmetic number, because the mean of its divisors is an integer number (746410738590).

Almost surely, 2^{22022201111022} is an apocalyptic number.

22022201111022 is an abundant number, since it is smaller than the sum of its proper divisors (37690657976178).

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

22022201111022 is a wasteful number, since it uses less digits than its factorization.

22022201111022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1142348887 (or 1142348878 counting only the distinct ones).

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

Adding to 22022201111022 its reverse (22011110222022), we get a palindrome (44033311333044).

The spelling of 22022201111022 in words is "twenty-two trillion, twenty-two billion, two hundred one million, one hundred eleven thousand, twenty-two".