22155150419 has 2 divisors, whose sum is σ = 22155150420. Its totient is φ = 22155150418.

The previous prime is 22155150389. The next prime is 22155150421. The reversal of 22155150419 is 91405155122.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22155150419 is a prime.

It is a super-2 number, since 2×22155150419² (a number of 21 digits) contains 22 as substring.

Together with 22155150421, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (22155150019) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11077575209 + 11077575210.

It is an arithmetic number, because the mean of its divisors is an integer number (11077575210).

Almost surely, 2^22155150419 is an apocalyptic number.

22155150419 is a deficient number, since it is larger than the sum of its proper divisors (1).

22155150419 is an equidigital number, since it uses as much as digits as its factorization.

22155150419 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18000, while the sum is 35.

The spelling of 22155150419 in words is "twenty-two billion, one hundred fifty-five million, one hundred fifty thousand, four hundred nineteen".