1101122100999 has 16 divisors (see below), whose sum is σ = 1646537725440. Its totient is φ = 727220824920.

The previous prime is 1101122100979. The next prime is 1101122101007. The reversal of 1101122100999 is 9990012211011.

It is not a de Polignac number, because 1101122100999 - 2¹² = 1101122096903 is a prime.

It is a super-3 number, since 3×1101122100999³ (a number of 37 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1101122100959) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 190568607 + ... + 190574384.

It is an arithmetic number, because the mean of its divisors is an integer number (102908607840).

Almost surely, 2^{1101122100999} is an apocalyptic number.

1101122100999 is a deficient number, since it is larger than the sum of its proper divisors (545415624441).

1101122100999 is a wasteful number, since it uses less digits than its factorization.

1101122100999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 381143107 (or 381143101 counting only the distinct ones).

The product of its (nonzero) digits is 2916, while the sum is 36.

The spelling of 1101122100999 in words is "one trillion, one hundred one billion, one hundred twenty-two million, one hundred thousand, nine hundred ninety-nine".