1100291212112 has 20 divisors (see below), whose sum is σ = 2155767195060. Its totient is φ = 543964194048.

The previous prime is 1100291212057. The next prime is 1100291212123. The reversal of 1100291212112 is 2112121920011.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 97521296656 + 1002769915456 = 312284^2 + 1001384^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 386336783 + ... + 386339630.

It is an arithmetic number, because the mean of its divisors is an integer number (107788359753).

Almost surely, 2^{1100291212112} is an apocalyptic number.

It is an amenable number.

1100291212112 is a deficient number, since it is larger than the sum of its proper divisors (1055475982948).

1100291212112 is an equidigital number, since it uses as much as digits as its factorization.

1100291212112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 772676510 (or 772676504 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 23.

The spelling of 1100291212112 in words is "one trillion, one hundred billion, two hundred ninety-one million, two hundred twelve thousand, one hundred twelve".