1000212200100 has 144 divisors (see below), whose sum is σ = 3263490081600. Its totient is φ = 262742261760.

The previous prime is 1000212200083. The next prime is 1000212200131. The reversal of 1000212200100 is 10022120001.

1000212200100 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2583645 + ... + 2945444.

Almost surely, 2^{1000212200100} is an apocalyptic number.

1000212200100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1000212200100 is an abundant number, since it is smaller than the sum of its proper divisors (2263277881500).

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

1000212200100 is a wasteful number, since it uses less digits than its factorization.

1000212200100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5529179 (or 5529166 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 9.

Adding to 1000212200100 its reverse (10022120001), we get a palindrome (1010234320101).

The spelling of 1000212200100 in words is "one trillion, two hundred twelve million, two hundred thousand, one hundred".