13011211193 has 2 divisors, whose sum is σ = 13011211194. Its totient is φ = 13011211192.

The previous prime is 13011211181. The next prime is 13011211211. The reversal of 13011211193 is 39111211031.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6708756649 + 6302454544 = 81907^2 + 79388^2 .

It is a cyclic number.

It is not a de Polignac number, because 13011211193 - 2¹⁶ = 13011145657 is a prime.

It is not a weakly prime, because it can be changed into another prime (13011211693) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6505605596 + 6505605597.

It is an arithmetic number, because the mean of its divisors is an integer number (6505605597).

Almost surely, 2^13011211193 is an apocalyptic number.

It is an amenable number.

13011211193 is a deficient number, since it is larger than the sum of its proper divisors (1).

13011211193 is an equidigital number, since it uses as much as digits as its factorization.

13011211193 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 162, while the sum is 23.

Subtracting from 13011211193 its product of nonzero digits (162), we obtain a palindrome (13011211031).

The spelling of 13011211193 in words is "thirteen billion, eleven million, two hundred eleven thousand, one hundred ninety-three".