22122201211012 has 24 divisors (see below), whose sum is σ = 44245310747904. Its totient is φ = 9480748734912.

The previous prime is 22122201211001. The next prime is 22122201211031. The reversal of 22122201211012 is 21011210222122.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6717628 + ... + 9453619.

It is an arithmetic number, because the mean of its divisors is an integer number (1843554614496).

Almost surely, 2^{22122201211012} is an apocalyptic number.

It is an amenable number.

22122201211012 is an abundant number, since it is smaller than the sum of its proper divisors (22123109536892).

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

22122201211012 is a wasteful number, since it uses less digits than its factorization.

22122201211012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16220115 (or 16220113 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 22122201211012 its reverse (21011210222122), we get a palindrome (43133411433134).

The spelling of 22122201211012 in words is "twenty-two trillion, one hundred twenty-two billion, two hundred one million, two hundred eleven thousand, twelve".