2122231019 has 2 divisors, whose sum is σ = 2122231020. Its totient is φ = 2122231018.

The previous prime is 2122231009. The next prime is 2122231039. The reversal of 2122231019 is 9101322212.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2122231019 is a prime.

It is a super-2 number, since 2×2122231019² = 9007728996011556722, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2122230985 and 2122231003.

It is not a weakly prime, because it can be changed into another prime (2122231009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1061115509 + 1061115510.

It is an arithmetic number, because the mean of its divisors is an integer number (1061115510).

Almost surely, 2^2122231019 is an apocalyptic number.

2122231019 is a deficient number, since it is larger than the sum of its proper divisors (1).

2122231019 is an equidigital number, since it uses as much as digits as its factorization.

2122231019 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 432, while the sum is 23.

The square root of 2122231019 is about 46067.6786803937. The cubic root of 2122231019 is about 1285.0821345755.

The spelling of 2122231019 in words is "two billion, one hundred twenty-two million, two hundred thirty-one thousand, nineteen".