100100210022100 has 36 divisors (see below), whose sum is σ = 217386760356864. Its totient is φ = 40008875786080.

The previous prime is 100100210022091. The next prime is 100100210022119. The reversal of 100100210022100 is 1220012001001.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 389973844 + ... + 390230443.

It is an arithmetic number, because the mean of its divisors is an integer number (6038521121024).

Almost surely, 2^{100100210022100} is an apocalyptic number.

100100210022100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

100100210022100 is an abundant number, since it is smaller than the sum of its proper divisors (117286550334764).

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

100100210022100 is a wasteful number, since it uses less digits than its factorization.

100100210022100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 780205584 (or 780205577 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 100100210022100 its reverse (1220012001001), we get a palindrome (101320222023101).

The spelling of 100100210022100 in words is "one hundred trillion, one hundred billion, two hundred ten million, twenty-two thousand, one hundred".