11011132431401 has 4 divisors (see below), whose sum is σ = 11011154428752. Its totient is φ = 11011110434052.

The previous prime is 11011132431373. The next prime is 11011132431421. The reversal of 11011132431401 is 10413423111011.

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 11011132431401 - 2³⁴ = 10993952562217 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11011132431421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10229915 + ... + 11254928.

It is an arithmetic number, because the mean of its divisors is an integer number (2752788607188).

Almost surely, 2^{11011132431401} is an apocalyptic number.

It is an amenable number.

11011132431401 is a deficient number, since it is larger than the sum of its proper divisors (21997351).

11011132431401 is an equidigital number, since it uses as much as digits as its factorization.

11011132431401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21997350.

The product of its (nonzero) digits is 288, while the sum is 23.

Adding to 11011132431401 its reverse (10413423111011), we get a palindrome (21424555542412).

The spelling of 11011132431401 in words is "eleven trillion, eleven billion, one hundred thirty-two million, four hundred thirty-one thousand, four hundred one".