11211310132993 has 4 divisors (see below), whose sum is σ = 11211383385648. Its totient is φ = 11211236880340.

The previous prime is 11211310132951. The next prime is 11211310133039. The reversal of 11211310132993 is 39923101311211.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 11211310132993 - 2⁹ = 11211310132481 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11211310132193) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 36396271 + ... + 36703012.

It is an arithmetic number, because the mean of its divisors is an integer number (2802845846412).

Almost surely, 2^{11211310132993} is an apocalyptic number.

It is an amenable number.

11211310132993 is a deficient number, since it is larger than the sum of its proper divisors (73252655).

11211310132993 is an equidigital number, since it uses as much as digits as its factorization.

11211310132993 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73252654.

The product of its (nonzero) digits is 8748, while the sum is 37.

The spelling of 11211310132993 in words is "eleven trillion, two hundred eleven billion, three hundred ten million, one hundred thirty-two thousand, nine hundred ninety-three".