22145193067 has 2 divisors, whose sum is σ = 22145193068. Its totient is φ = 22145193066.

The previous prime is 22145193041. The next prime is 22145193079. The reversal of 22145193067 is 76039154122.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22145193067 - 2¹⁵ = 22145160299 is a prime.

It is not a weakly prime, because it can be changed into another prime (22145193097) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11072596533 + 11072596534.

It is an arithmetic number, because the mean of its divisors is an integer number (11072596534).

Almost surely, 2^22145193067 is an apocalyptic number.

22145193067 is a deficient number, since it is larger than the sum of its proper divisors (1).

22145193067 is an equidigital number, since it uses as much as digits as its factorization.

22145193067 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 90720, while the sum is 40.

The spelling of 22145193067 in words is "twenty-two billion, one hundred forty-five million, one hundred ninety-three thousand, sixty-seven".