11042303020 has 48 divisors (see below), whose sum is σ = 27001574208. Its totient is φ = 3714497280.

The previous prime is 11042303011. The next prime is 11042303023. The reversal of 11042303020 is 2030324011.

It is a happy number.

It is a super-2 number, since 2×11042303020² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11042302985 and 11042303003.

It is not an unprimeable number, because it can be changed into a prime (11042303023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 736671 + ... + 751510.

It is an arithmetic number, because the mean of its divisors is an integer number (562532796).

Almost surely, 2^11042303020 is an apocalyptic number.

11042303020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11042303020 is an abundant number, since it is smaller than the sum of its proper divisors (15959271188).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11042303020 is a wasteful number, since it uses less digits than its factorization.

11042303020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1488250 (or 1488248 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 16.

Adding to 11042303020 its reverse (2030324011), we get a palindrome (13072627031).

The spelling of 11042303020 in words is "eleven billion, forty-two million, three hundred three thousand, twenty".