11001444131 has 2 divisors, whose sum is σ = 11001444132. Its totient is φ = 11001444130.

The previous prime is 11001444127. The next prime is 11001444149. The reversal of 11001444131 is 13144410011.

It is a weak prime.

It is an emirp because it is prime and its reverse (13144410011) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11001444131 - 2² = 11001444127 is a prime.

It is a super-2 number, since 2×11001444131² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (11001444121) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5500722065 + 5500722066.

It is an arithmetic number, because the mean of its divisors is an integer number (5500722066).

Almost surely, 2^11001444131 is an apocalyptic number.

11001444131 is a deficient number, since it is larger than the sum of its proper divisors (1).

11001444131 is an equidigital number, since it uses as much as digits as its factorization.

11001444131 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 192, while the sum is 20.

Adding to 11001444131 its reverse (13144410011), we get a palindrome (24145854142).

The spelling of 11001444131 in words is "eleven billion, one million, four hundred forty-four thousand, one hundred thirty-one".