11343143020 has 24 divisors (see below), whose sum is σ = 25986109968. Its totient is φ = 4124779200.

The previous prime is 11343142997. The next prime is 11343143023. The reversal of 11343143020 is 2034134311.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a junction number, because it is equal to n+sod(n) for n = 11343142982 and 11343143000.

It is not an unprimeable number, because it can be changed into a prime (11343143023) 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 7 ways as a sum of consecutive naturals, for example, 25779651 + ... + 25780090.

It is an arithmetic number, because the mean of its divisors is an integer number (1082754582).

Almost surely, 2^11343143020 is an apocalyptic number.

11343143020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11343143020 is an abundant number, since it is smaller than the sum of its proper divisors (14642966948).

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

11343143020 is a wasteful number, since it uses less digits than its factorization.

11343143020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51559761 (or 51559759 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 11343143020 its reverse (2034134311), we get a palindrome (13377277331).

The spelling of 11343143020 in words is "eleven billion, three hundred forty-three million, one hundred forty-three thousand, twenty".