22145515141 has 2 divisors, whose sum is σ = 22145515142. Its totient is φ = 22145515140.

The previous prime is 22145515129. The next prime is 22145515153. The reversal of 22145515141 is 14151554122.

It is a balanced prime because it is at equal distance from previous prime (22145515129) and next prime (22145515153).

It can be written as a sum of positive squares in only one way, i.e., 20828551041 + 1316964100 = 144321^2 + 36290^2 .

It is a cyclic number.

It is not a de Polignac number, because 22145515141 - 2⁷ = 22145515013 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22145515111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11072757570 + 11072757571.

It is an arithmetic number, because the mean of its divisors is an integer number (11072757571).

Almost surely, 2^22145515141 is an apocalyptic number.

It is an amenable number.

22145515141 is a deficient number, since it is larger than the sum of its proper divisors (1).

22145515141 is an equidigital number, since it uses as much as digits as its factorization.

22145515141 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 8000, while the sum is 31.

The spelling of 22145515141 in words is "twenty-two billion, one hundred forty-five million, five hundred fifteen thousand, one hundred forty-one".