22101110220022 has 4 divisors (see below), whose sum is σ = 33151665330036. Its totient is φ = 11050555110010.

The previous prime is 22101110219977. The next prime is 22101110220053. The reversal of 22101110220022 is 22002201110122.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 22101110219978 and 22101110220005.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5525277555004 + ... + 5525277555007.

It is an arithmetic number, because the mean of its divisors is an integer number (8287916332509).

Almost surely, 2^{22101110220022} is an apocalyptic number.

22101110220022 is a deficient number, since it is larger than the sum of its proper divisors (11050555110014).

22101110220022 is a wasteful number, since it uses less digits than its factorization.

22101110220022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11050555110013.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 22101110220022 its reverse (22002201110122), we get a palindrome (44103311330144).

The spelling of 22101110220022 in words is "twenty-two trillion, one hundred one billion, one hundred ten million, two hundred twenty thousand, twenty-two".