22121102002919 has 2 divisors, whose sum is σ = 22121102002920. Its totient is φ = 22121102002918.

The previous prime is 22121102002841. The next prime is 22121102002969. The reversal of 22121102002919 is 91920020112122.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22121102002919 - 2⁸ = 22121102002663 is a prime.

It is a super-2 number, since 2×22121102002919² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22121102002969) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11060551001459 + 11060551001460.

It is an arithmetic number, because the mean of its divisors is an integer number (11060551001460).

Almost surely, 2^{22121102002919} is an apocalyptic number.

22121102002919 is a deficient number, since it is larger than the sum of its proper divisors (1).

22121102002919 is an equidigital number, since it uses as much as digits as its factorization.

22121102002919 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2592, while the sum is 32.

The spelling of 22121102002919 in words is "twenty-two trillion, one hundred twenty-one billion, one hundred two million, two thousand, nine hundred nineteen".