11619223211 has 2 divisors, whose sum is σ = 11619223212. Its totient is φ = 11619223210.

The previous prime is 11619223153. The next prime is 11619223261. The reversal of 11619223211 is 11232291611.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11619223211 - 2¹⁰ = 11619222187 is a prime.

It is not a weakly prime, because it can be changed into another prime (11619223261) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5809611605 + 5809611606.

It is an arithmetic number, because the mean of its divisors is an integer number (5809611606).

Almost surely, 2^11619223211 is an apocalyptic number.

11619223211 is a deficient number, since it is larger than the sum of its proper divisors (1).

11619223211 is an equidigital number, since it uses as much as digits as its factorization.

11619223211 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1296, while the sum is 29.

The spelling of 11619223211 in words is "eleven billion, six hundred nineteen million, two hundred twenty-three thousand, two hundred eleven".