1101002131999 has 32 divisors (see below), whose sum is σ = 1436687769600. Its totient is φ = 818143048800.

The previous prime is 1101002131997. The next prime is 1101002132047. The reversal of 1101002131999 is 9991312001011.

It is not a de Polignac number, because 1101002131999 - 2¹ = 1101002131997 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1101002131993) 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, 352899 + ... + 1525300.

It is an arithmetic number, because the mean of its divisors is an integer number (44896492800).

Almost surely, 2^{1101002131999} is an apocalyptic number.

1101002131999 is a deficient number, since it is larger than the sum of its proper divisors (335685637601).

1101002131999 is a wasteful number, since it uses less digits than its factorization.

1101002131999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1878571.

The product of its (nonzero) digits is 4374, while the sum is 37.

The spelling of 1101002131999 in words is "one trillion, one hundred one billion, two million, one hundred thirty-one thousand, nine hundred ninety-nine".