22201212011012 has 12 divisors (see below), whose sum is σ = 38852170020300. Its totient is φ = 11100592005216.

The previous prime is 22201212010987. The next prime is 22201212011029. The reversal of 22201212011012 is 21011021210222.

It can be written as a sum of positive squares in 2 ways, for example, as 4119462885316 + 18081749125696 = 2029646^2 + 4252264^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 602114 + ... + 6690662.

It is an arithmetic number, because the mean of its divisors is an integer number (3237680835025).

Almost surely, 2^{22201212011012} is an apocalyptic number.

It is an amenable number.

22201212011012 is a deficient number, since it is larger than the sum of its proper divisors (16650958009288).

22201212011012 is a wasteful number, since it uses less digits than its factorization.

22201212011012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7000150 (or 7000148 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 22201212011012 its reverse (21011021210222), we get a palindrome (43212233221234).

The spelling of 22201212011012 in words is "twenty-two trillion, two hundred one billion, two hundred twelve million, eleven thousand, twelve".