22010220020012 has 24 divisors (see below), whose sum is σ = 44028572698656. Its totient is φ = 9431208724608.

The previous prime is 22010220020011. The next prime is 22010220020029. The reversal of 22010220020012 is 21002002201022.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is not an unprimeable number, because it can be changed into a prime (22010220020011) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 72458753 + ... + 72761880.

It is an arithmetic number, because the mean of its divisors is an integer number (1834523862444).

Almost surely, 2^{22010220020012} is an apocalyptic number.

It is an amenable number.

22010220020012 is an abundant number, since it is smaller than the sum of its proper divisors (22018352678644).

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

22010220020012 is a wasteful number, since it uses less digits than its factorization.

22010220020012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 145226057 (or 145226055 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 22010220020012 its reverse (21002002201022), we get a palindrome (43012222221034).

The spelling of 22010220020012 in words is "twenty-two trillion, ten billion, two hundred twenty million, twenty thousand, twelve".