22220023019 has 2 divisors, whose sum is σ = 22220023020. Its totient is φ = 22220023018.

The previous prime is 22220022989. The next prime is 22220023061. The reversal of 22220023019 is 91032002222.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22220023019 is a prime.

It is a super-2 number, since 2×22220023019² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 22220022985 and 22220023003.

It is not a weakly prime, because it can be changed into another prime (22220023079) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11110011509 + 11110011510.

It is an arithmetic number, because the mean of its divisors is an integer number (11110011510).

Almost surely, 2^22220023019 is an apocalyptic number.

22220023019 is a deficient number, since it is larger than the sum of its proper divisors (1).

22220023019 is an equidigital number, since it uses as much as digits as its factorization.

22220023019 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 864, while the sum is 23.

The spelling of 22220023019 in words is "twenty-two billion, two hundred twenty million, twenty-three thousand, nineteen".