20101112220022 has 48 divisors (see below), whose sum is σ = 31958844276240. Its totient is φ = 9480711128256.

The previous prime is 20101112219959. The next prime is 20101112220031. The reversal of 20101112220022 is 22002221110102.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 20101112219978 and 20101112220005.

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, 347038608 + ... + 347096524.

It is an arithmetic number, because the mean of its divisors is an integer number (665809255755).

Almost surely, 2^{20101112220022} is an apocalyptic number.

20101112220022 is a deficient number, since it is larger than the sum of its proper divisors (11857732056218).

20101112220022 is a wasteful number, since it uses less digits than its factorization.

20101112220022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60013 (or 59994 counting only the distinct ones).

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

Adding to 20101112220022 its reverse (22002221110102), we get a palindrome (42103333330124).

The spelling of 20101112220022 in words is "twenty trillion, one hundred one billion, one hundred twelve million, two hundred twenty thousand, twenty-two".