11021431041 has 24 divisors (see below), whose sum is σ = 16860341160. Its totient is φ = 6913752576.

The previous prime is 11021431021. The next prime is 11021431049. The reversal of 11021431041 is 14013412011.

It can be written as a sum of positive squares in 4 ways, for example, as 2570490000 + 8450941041 = 50700^2 + 91929^2 .

It is not a de Polignac number, because 11021431041 - 2⁵ = 11021431009 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11021431049) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1082611 + ... + 1092743.

It is an arithmetic number, because the mean of its divisors is an integer number (702514215).

Almost surely, 2^11021431041 is an apocalyptic number.

It is an amenable number.

11021431041 is a deficient number, since it is larger than the sum of its proper divisors (5838910119).

11021431041 is a wasteful number, since it uses less digits than its factorization.

11021431041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17265 (or 17262 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 18.

Adding to 11021431041 its reverse (14013412011), we get a palindrome (25034843052).

The spelling of 11021431041 in words is "eleven billion, twenty-one million, four hundred thirty-one thousand, forty-one".