22011001000212 has 96 divisors (see below), whose sum is σ = 60133573350144. Its totient is φ = 6134862412800.

The previous prime is 22011001000187. The next prime is 22011001000243. The reversal of 22011001000212 is 21200010011022.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 34999662 + ... + 35623002.

It is an arithmetic number, because the mean of its divisors is an integer number (626391389064).

Almost surely, 2^{22011001000212} is an apocalyptic number.

It is an amenable number.

22011001000212 is an abundant number, since it is smaller than the sum of its proper divisors (38122572349932).

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

22011001000212 is a wasteful number, since it uses less digits than its factorization.

22011001000212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 633649 (or 633647 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 22011001000212 its reverse (21200010011022), we get a palindrome (43211011011234).

The spelling of 22011001000212 in words is "twenty-two trillion, eleven billion, one million, two hundred twelve", and thus it is an aban number.