100100222022100 has 36 divisors (see below), whose sum is σ = 217775881568700. Its totient is φ = 39937157973760.

The previous prime is 100100222022061. The next prime is 100100222022167. The reversal of 100100222022100 is 1220222001001.

It is a happy number.

It can be written as a sum of positive squares in 6 ways, for example, as 228420908356 + 99871801113744 = 477934^2 + 9993588^2 .

It is a congruent 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, 1286596345 + ... + 1286674144.

It is an arithmetic number, because the mean of its divisors is an integer number (6049330043575).

Almost surely, 2^{100100222022100} is an apocalyptic number.

100100222022100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

100100222022100 is an abundant number, since it is smaller than the sum of its proper divisors (117675659546600).

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

100100222022100 is a wasteful number, since it uses less digits than its factorization.

100100222022100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2573270892 (or 2573270885 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 100100222022100 its reverse (1220222001001), we get a palindrome (101320444023101).

The spelling of 100100222022100 in words is "one hundred trillion, one hundred billion, two hundred twenty-two million, twenty-two thousand, one hundred".