11230442512 has 20 divisors (see below), whose sum is σ = 22289690556. Its totient is φ = 5478264320.

The previous prime is 11230442479. The next prime is 11230442543. The reversal of 11230442512 is 21524403211.

It can be written as a sum of positive squares in 2 ways, for example, as 1611540736 + 9618901776 = 40144^2 + 98076^2 .

It is a super-2 number, since 2×11230442512² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8559133 + ... + 8560444.

Almost surely, 2^11230442512 is an apocalyptic number.

It is an amenable number.

11230442512 is a deficient number, since it is larger than the sum of its proper divisors (11059248044).

11230442512 is a wasteful number, since it uses less digits than its factorization.

11230442512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17119626 (or 17119620 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 25.

Adding to 11230442512 its reverse (21524403211), we get a palindrome (32754845723).

The spelling of 11230442512 in words is "eleven billion, two hundred thirty million, four hundred forty-two thousand, five hundred twelve".