11023142340 has 48 divisors (see below), whose sum is σ = 35274056832. Its totient is φ = 2519575296.

The previous prime is 11023142327. The next prime is 11023142369. The reversal of 11023142340 is 4324132011.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13122369 + ... + 13123208.

It is an arithmetic number, because the mean of its divisors is an integer number (734876184).

Almost surely, 2^11023142340 is an apocalyptic number.

11023142340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11023142340 is an abundant number, since it is smaller than the sum of its proper divisors (24250914492).

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

11023142340 is a wasteful number, since it uses less digits than its factorization.

11023142340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26245596 (or 26245594 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 11023142340 its reverse (4324132011), we get a palindrome (15347274351).

The spelling of 11023142340 in words is "eleven billion, twenty-three million, one hundred forty-two thousand, three hundred forty".