20221111010999 has 8 divisors (see below), whose sum is σ = 20345360185200. Its totient is φ = 20096864194176.

The previous prime is 20221111010927. The next prime is 20221111011019. The reversal of 20221111010999 is 99901011112202.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20221111010999 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 (20221111010699) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18515549 + ... + 19577225.

It is an arithmetic number, because the mean of its divisors is an integer number (2543170023150).

Almost surely, 2^{20221111010999} is an apocalyptic number.

20221111010999 is a deficient number, since it is larger than the sum of its proper divisors (124249174201).

20221111010999 is a wasteful number, since it uses less digits than its factorization.

20221111010999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1178689.

The product of its (nonzero) digits is 5832, while the sum is 38.

The spelling of 20221111010999 in words is "twenty trillion, two hundred twenty-one billion, one hundred eleven million, ten thousand, nine hundred ninety-nine".