1111223020999 has 8 divisors (see below), whose sum is σ = 1367659102880. Its totient is φ = 879209423136.

The previous prime is 1111223020933. The next prime is 1111223021123. The reversal of 1111223020999 is 9990203221111.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1111223020999 - 2⁷ = 1111223020871 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1111223020099) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6105620904 + ... + 6105621085.

It is an arithmetic number, because the mean of its divisors is an integer number (170957387860).

Almost surely, 2^{1111223020999} is an apocalyptic number.

1111223020999 is a deficient number, since it is larger than the sum of its proper divisors (256436081881).

1111223020999 is a wasteful number, since it uses less digits than its factorization.

1111223020999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12211242009.

The product of its (nonzero) digits is 17496, while the sum is 40.

The spelling of 1111223020999 in words is "one trillion, one hundred eleven billion, two hundred twenty-three million, twenty thousand, nine hundred ninety-nine".