122221101200002 has 64 divisors (see below), whose sum is σ = 219269927116800. Its totient is φ = 49990337447040.

The previous prime is 122221101199913. The next prime is 122221101200021. The reversal of 122221101200002 is 200002101122221.

It is a happy number.

It is a super-2 number, since 2×122221101200002² (a number of 29 digits) contains 22 as substring.

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, 266501649 + ... + 266959867.

It is an arithmetic number, because the mean of its divisors is an integer number (3426092611200).

Almost surely, 2^{122221101200002} is an apocalyptic number.

122221101200002 is a deficient number, since it is larger than the sum of its proper divisors (97048825916798).

122221101200002 is a wasteful number, since it uses less digits than its factorization.

122221101200002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 466751.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 122221101200002 its reverse (200002101122221), we get a palindrome (322223202322223).

The spelling of 122221101200002 in words is "one hundred twenty-two trillion, two hundred twenty-one billion, one hundred one million, two hundred thousand, two".