22001201013312 has 84 divisors (see below), whose sum is σ = 63063143772876. Its totient is φ = 7333655347200.

The previous prime is 22001201013287. The next prime is 22001201013353. The reversal of 22001201013312 is 21331010210022.

22001201013312 is a `hidden beast` number, since 2 + 200 + 120 + 10 + 1 + 331 + 2 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 16532225888256 + 5468975125056 = 4065984^2 + 2338584^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 83735008 + ... + 83997344.

Almost surely, 2^{22001201013312} is an apocalyptic number.

It is an amenable number.

22001201013312 is an abundant number, since it is smaller than the sum of its proper divisors (41061942759564).

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

22001201013312 is a wasteful number, since it uses less digits than its factorization.

22001201013312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 407956 (or 407943 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 22001201013312 its reverse (21331010210022), we get a palindrome (43332211223334).

The spelling of 22001201013312 in words is "twenty-two trillion, one billion, two hundred one million, thirteen thousand, three hundred twelve".