20221311100019 has 32 divisors (see below), whose sum is σ = 21075091584000. Its totient is φ = 19390511669760.

The previous prime is 20221311099949. The next prime is 20221311100121. The reversal of 20221311100019 is 91000111312202.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20221311100019 is a prime.

It is a super-2 number, since 2×20221311100019² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 20221311099967 and 20221311100003.

It is not an unprimeable number, because it can be changed into a prime (20221311100219) 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, 271575707 + ... + 271650155.

It is an arithmetic number, because the mean of its divisors is an integer number (658596612000).

Almost surely, 2^{20221311100019} is an apocalyptic number.

20221311100019 is a deficient number, since it is larger than the sum of its proper divisors (853780483981).

20221311100019 is a wasteful number, since it uses less digits than its factorization.

20221311100019 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75195.

The product of its (nonzero) digits is 216, while the sum is 23.

The spelling of 20221311100019 in words is "twenty trillion, two hundred twenty-one billion, three hundred eleven million, one hundred thousand, nineteen".