11312003121299 has 4 divisors (see below), whose sum is σ = 11313609262536. Its totient is φ = 11310396980064.

The previous prime is 11312003121271. The next prime is 11312003121319. The reversal of 11312003121299 is 99212130021311.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 11312003121299 - 2³² = 11307708154003 is a prime.

It is a super-2 number, since 2×11312003121299² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11312003121239) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 803060054 + ... + 803074139.

It is an arithmetic number, because the mean of its divisors is an integer number (2828402315634).

Almost surely, 2^{11312003121299} is an apocalyptic number.

11312003121299 is a deficient number, since it is larger than the sum of its proper divisors (1606141237).

11312003121299 is an equidigital number, since it uses as much as digits as its factorization.

11312003121299 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1606141236.

The product of its (nonzero) digits is 5832, while the sum is 35.

The spelling of 11312003121299 in words is "eleven trillion, three hundred twelve billion, three million, one hundred twenty-one thousand, two hundred ninety-nine".