11042030221431 has 48 divisors (see below), whose sum is σ = 16905676526592. Its totient is φ = 6393873752640.

The previous prime is 11042030221429. The next prime is 11042030221447. The reversal of 11042030221431 is 13412203024011.

It is not a de Polignac number, because 11042030221431 - 2¹ = 11042030221429 is a prime.

It is a super-2 number, since 2×11042030221431² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11042030221451) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 6568050 + ... + 8076096.

It is an arithmetic number, because the mean of its divisors is an integer number (352201594304).

Almost surely, 2^{11042030221431} is an apocalyptic number.

11042030221431 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

11042030221431 is a deficient number, since it is larger than the sum of its proper divisors (5863646305161).

11042030221431 is a wasteful number, since it uses less digits than its factorization.

11042030221431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1508972 (or 1508961 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 24.

Adding to 11042030221431 its reverse (13412203024011), we get a palindrome (24454233245442).

The spelling of 11042030221431 in words is "eleven trillion, forty-two billion, thirty million, two hundred twenty-one thousand, four hundred thirty-one".