102200122100 has 36 divisors (see below), whose sum is σ = 222144636000. Its totient is φ = 40811777760.

The previous prime is 102200122099. The next prime is 102200122121. The reversal of 102200122100 is 1221002201.

It is a happy number.

102200122100 is a modest number, since divided by 122100 gives 102200 as remainder.

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, 793190 + ... + 912989.

Almost surely, 2^102200122100 is an apocalyptic number.

102200122100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

102200122100 is an abundant number, since it is smaller than the sum of its proper divisors (119944513900).

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

102200122100 is a wasteful number, since it uses less digits than its factorization.

102200122100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1706792 (or 1706785 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 102200122100 its reverse (1221002201), we get a palindrome (103421124301).

The spelling of 102200122100 in words is "one hundred two billion, two hundred million, one hundred twenty-two thousand, one hundred".