22012122120002 has 64 divisors (see below), whose sum is σ = 39856893573120. Its totient is φ = 8906716900224.

The previous prime is 22012122119993. The next prime is 22012122120007. The reversal of 22012122120002 is 20002122121022.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (22012122120007) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 408187013 + ... + 408240935.

It is an arithmetic number, because the mean of its divisors is an integer number (622763962080).

Almost surely, 2^{22012122120002} is an apocalyptic number.

22012122120002 is a deficient number, since it is larger than the sum of its proper divisors (17844771453118).

22012122120002 is a wasteful number, since it uses less digits than its factorization.

22012122120002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59167.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 22012122120002 its reverse (20002122121022), we get a palindrome (42014244241024).

The spelling of 22012122120002 in words is "twenty-two trillion, twelve billion, one hundred twenty-two million, one hundred twenty thousand, two".