1109890122099 has 32 divisors (see below), whose sum is σ = 1658606056704. Its totient is φ = 654248407680.

The previous prime is 1109890122091. The next prime is 1109890122119. The reversal of 1109890122099 is 9902210989011.

It is not a de Polignac number, because 1109890122099 - 2³ = 1109890122091 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1109890122091) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3311437 + ... + 3631169.

It is an arithmetic number, because the mean of its divisors is an integer number (51831439272).

Almost surely, 2^{1109890122099} is an apocalyptic number.

1109890122099 is a deficient number, since it is larger than the sum of its proper divisors (548715934605).

1109890122099 is a wasteful number, since it uses less digits than its factorization.

1109890122099 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 322627.

The product of its (nonzero) digits is 209952, while the sum is 51.

The spelling of 1109890122099 in words is "one trillion, one hundred nine billion, eight hundred ninety million, one hundred twenty-two thousand, ninety-nine".