22001110020212 has 12 divisors (see below), whose sum is σ = 38502037555716. Its totient is φ = 11000527861440.

The previous prime is 22001110020193. The next prime is 22001110020251. The reversal of 22001110020212 is 21202001110022.

It can be written as a sum of positive squares in 2 ways, for example, as 17995972371556 + 4005137648656 = 4242166^2 + 2001284^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4905839 + ... + 8250422.

It is an arithmetic number, because the mean of its divisors is an integer number (3208503129643).

Almost surely, 2^{22001110020212} is an apocalyptic number.

It is an amenable number.

22001110020212 is a deficient number, since it is larger than the sum of its proper divisors (16500927535504).

22001110020212 is a wasteful number, since it uses less digits than its factorization.

22001110020212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13574338 (or 13574336 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 22001110020212 its reverse (21202001110022), we get a palindrome (43203111130234).

The spelling of 22001110020212 in words is "twenty-two trillion, one billion, one hundred ten million, twenty thousand, two hundred twelve".