11301111021999 has 16 divisors (see below), whose sum is σ = 15477549614208. Its totient is φ = 7329429915552.

The previous prime is 11301111021983. The next prime is 11301111022001. The reversal of 11301111021999 is 99912011110311.

It is a happy number.

It is not a de Polignac number, because 11301111021999 - 2⁴ = 11301111021983 is a prime.

It is a super-2 number, since 2×11301111021999² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11301111021929) 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, 6285297 + ... + 7880810.

It is an arithmetic number, because the mean of its divisors is an integer number (967346850888).

Almost surely, 2^{11301111021999} is an apocalyptic number.

11301111021999 is a deficient number, since it is larger than the sum of its proper divisors (4176438592209).

11301111021999 is a wasteful number, since it uses less digits than its factorization.

11301111021999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14173334.

The product of its (nonzero) digits is 4374, while the sum is 39.

The spelling of 11301111021999 in words is "eleven trillion, three hundred one billion, one hundred eleven million, twenty-one thousand, nine hundred ninety-nine".