1011120100100 has 72 divisors (see below), whose sum is σ = 2417296283136. Its totient is φ = 364039600000.

The previous prime is 1011120100091. The next prime is 1011120100129. The reversal of 1011120100100 is 10010211101.

It is a happy number.

1011120100100 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4439396 + ... + 4661595.

It is an arithmetic number, because the mean of its divisors is an integer number (33573559488).

Almost surely, 2^{1011120100100} is an apocalyptic number.

1011120100100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1011120100100 is an abundant number, since it is smaller than the sum of its proper divisors (1406176183036).

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

1011120100100 is a wasteful number, since it uses less digits than its factorization.

1011120100100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9101117 (or 9101110 counting only the distinct ones).

The product of its (nonzero) digits is 2, while the sum is 8.

Adding to 1011120100100 its reverse (10010211101), we get a palindrome (1021130311201).

The spelling of 1011120100100 in words is "one trillion, eleven billion, one hundred twenty million, one hundred thousand, one hundred".