11303220233534 has 16 divisors (see below), whose sum is σ = 17317823936256. Its totient is φ = 5530643539800.

The previous prime is 11303220233531. The next prime is 11303220233567. The reversal of 11303220233534 is 43533202230311.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 11303220233534.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11303220233531) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7094432 + ... + 8540339.

It is an arithmetic number, because the mean of its divisors is an integer number (1082363996016).

Almost surely, 2^{11303220233534} is an apocalyptic number.

11303220233534 is a deficient number, since it is larger than the sum of its proper divisors (6014603702722).

11303220233534 is a wasteful number, since it uses less digits than its factorization.

11303220233534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15642511.

The product of its (nonzero) digits is 38880, while the sum is 32.

Adding to 11303220233534 its reverse (43533202230311), we get a palindrome (54836422463845).

The spelling of 11303220233534 in words is "eleven trillion, three hundred three billion, two hundred twenty million, two hundred thirty-three thousand, five hundred thirty-four".