1110012020100 has 108 divisors (see below), whose sum is σ = 3608132977904. Its totient is φ = 296003198880.

The previous prime is 1110012020099. The next prime is 1110012020101. The reversal of 1110012020100 is 10202100111.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1110012020099) and next prime (1110012020101).

It is a tau number, because it is divible by the number of its divisors (108).

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

It is not an unprimeable number, because it can be changed into a prime (1110012020101) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 22815454 + ... + 22864053.

Almost surely, 2^{1110012020100} is an apocalyptic number.

1110012020100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1110012020100 is an abundant number, since it is smaller than the sum of its proper divisors (2498120957804).

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

1110012020100 is a wasteful number, since it uses less digits than its factorization.

1110012020100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45679536 (or 45679517 counting only the distinct ones).

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

Adding to 1110012020100 its reverse (10202100111), we get a palindrome (1120214120211).

The spelling of 1110012020100 in words is "one trillion, one hundred ten billion, twelve million, twenty thousand, one hundred".