1210112000100 has 108 divisors (see below), whose sum is σ = 3794201895120. Its totient is φ = 322596734400.

The previous prime is 1210112000081. The next prime is 1210112000113. The reversal of 1210112000100 is 10002110121.

It is a happy number.

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 35 ways as a sum of consecutive naturals, for example, 2726815 + ... + 3139385.

Almost surely, 2^{1210112000100} is an apocalyptic number.

1210112000100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1210112000100 is an abundant number, since it is smaller than the sum of its proper divisors (2584089895020).

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

1210112000100 is a wasteful number, since it uses less digits than its factorization.

1210112000100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 415850 (or 415840 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 9.

Adding to 1210112000100 its reverse (10002110121), we get a palindrome (1220114110221).

The spelling of 1210112000100 in words is "one trillion, two hundred ten billion, one hundred twelve million, one hundred", and thus it is an aban number.