11221210101239 has 2 divisors, whose sum is σ = 11221210101240. Its totient is φ = 11221210101238.

The previous prime is 11221210101181. The next prime is 11221210101253. The reversal of 11221210101239 is 93210101212211.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11221210101239 - 2⁸ = 11221210100983 is a prime.

It is a super-2 number, since 2×11221210101239² (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 (11221210101139) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5610605050619 + 5610605050620.

It is an arithmetic number, because the mean of its divisors is an integer number (5610605050620).

Almost surely, 2^{11221210101239} is an apocalyptic number.

11221210101239 is a deficient number, since it is larger than the sum of its proper divisors (1).

11221210101239 is an equidigital number, since it uses as much as digits as its factorization.

11221210101239 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 432, while the sum is 26.

The spelling of 11221210101239 in words is "eleven trillion, two hundred twenty-one billion, two hundred ten million, one hundred one thousand, two hundred thirty-nine".