122211222000100 has 36 divisors (see below), whose sum is σ = 265216640645824. Its totient is φ = 48881117573280.

The previous prime is 122211222000067. The next prime is 122211222000121. The reversal of 122211222000100 is 1000222112221.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 40682784 + ... + 43583383.

Almost surely, 2^{122211222000100} is an apocalyptic number.

122211222000100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

122211222000100 is an abundant number, since it is smaller than the sum of its proper divisors (143005418645724).

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

122211222000100 is a wasteful number, since it uses less digits than its factorization.

122211222000100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84280684 (or 84280677 counting only the distinct ones).

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

Adding to 122211222000100 its reverse (1000222112221), we get a palindrome (123211444112321).

The spelling of 122211222000100 in words is "one hundred twenty-two trillion, two hundred eleven billion, two hundred twenty-two million, one hundred", and thus it is an aban number.