20221111011019 has 2 divisors, whose sum is σ = 20221111011020. Its totient is φ = 20221111011018.

The previous prime is 20221111010927. The next prime is 20221111011041. The reversal of 20221111011019 is 91011011112202.

It is a happy number.

It is an a-pointer prime, because the next prime (20221111011041) can be obtained adding 20221111011019 to its sum of digits (22).

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20221111011019 - 2¹⁵ = 20221110978251 is a prime.

It is a super-2 number, since 2×20221111011019² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (20221111011089) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10110555505509 + 10110555505510.

It is an arithmetic number, because the mean of its divisors is an integer number (10110555505510).

Almost surely, 2^{20221111011019} is an apocalyptic number.

20221111011019 is a deficient number, since it is larger than the sum of its proper divisors (1).

20221111011019 is an equidigital number, since it uses as much as digits as its factorization.

20221111011019 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 72, while the sum is 22.

The spelling of 20221111011019 in words is "twenty trillion, two hundred twenty-one billion, one hundred eleven million, eleven thousand, nineteen".