1011100101112 has 64 divisors (see below), whose sum is σ = 2076966100800. Its totient is φ = 459312322560.

The previous prime is 1011100101101. The next prime is 1011100101247. The reversal of 1011100101112 is 2111010011101.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22027978 + ... + 22073830.

It is an arithmetic number, because the mean of its divisors is an integer number (32452595325).

Almost surely, 2^{1011100101112} is an apocalyptic number.

It is an amenable number.

1011100101112 is an abundant number, since it is smaller than the sum of its proper divisors (1065865999688).

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

1011100101112 is a wasteful number, since it uses less digits than its factorization.

1011100101112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51496 (or 51492 counting only the distinct ones).

The product of its (nonzero) digits is 2, while the sum is 10.

Adding to 1011100101112 its reverse (2111010011101), we get a palindrome (3122110112213).

The spelling of 1011100101112 in words is "one trillion, eleven billion, one hundred million, one hundred one thousand, one hundred twelve".