22140019061 has 2 divisors, whose sum is σ = 22140019062. Its totient is φ = 22140019060.

The previous prime is 22140019019. The next prime is 22140019067. The reversal of 22140019061 is 16091004122.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 21905776036 + 234243025 = 148006^2 + 15305^2 .

It is a cyclic number.

It is not a de Polignac number, because 22140019061 - 2³⁴ = 4960149877 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 22140019061.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22140019067) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11070009530 + 11070009531.

It is an arithmetic number, because the mean of its divisors is an integer number (11070009531).

Almost surely, 2^22140019061 is an apocalyptic number.

It is an amenable number.

22140019061 is a deficient number, since it is larger than the sum of its proper divisors (1).

22140019061 is an equidigital number, since it uses as much as digits as its factorization.

22140019061 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 864, while the sum is 26.

The spelling of 22140019061 in words is "twenty-two billion, one hundred forty million, nineteen thousand, sixty-one".