2111213223319 has 2 divisors, whose sum is σ = 2111213223320. Its totient is φ = 2111213223318.

The previous prime is 2111213223271. The next prime is 2111213223349. The reversal of 2111213223319 is 9133223121112.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2111213223319 is a prime.

It is a super-2 number, since 2×2111213223319² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2111213223349) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1055606611659 + 1055606611660.

It is an arithmetic number, because the mean of its divisors is an integer number (1055606611660).

Almost surely, 2^{2111213223319} is an apocalyptic number.

2111213223319 is a deficient number, since it is larger than the sum of its proper divisors (1).

2111213223319 is an equidigital number, since it uses as much as digits as its factorization.

2111213223319 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3888, while the sum is 31.

The spelling of 2111213223319 in words is "two trillion, one hundred eleven billion, two hundred thirteen million, two hundred twenty-three thousand, three hundred nineteen".