11400203334 has 32 divisors (see below), whose sum is σ = 24560411904. Its totient is φ = 3506879520.

The previous prime is 11400203303. The next prime is 11400203371. The reversal of 11400203334 is 43330200411.

It is a self number, because there is not a number n which added to its sum of digits gives 11400203334.

It is a congruent number.

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, 341529 + ... + 373419.

It is an arithmetic number, because the mean of its divisors is an integer number (767512872).

Almost surely, 2^11400203334 is an apocalyptic number.

11400203334 is an abundant number, since it is smaller than the sum of its proper divisors (13160208570).

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

11400203334 is a wasteful number, since it uses less digits than its factorization.

11400203334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36492.

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 11400203334 its reverse (43330200411), we get a palindrome (54730403745).

The spelling of 11400203334 in words is "eleven billion, four hundred million, two hundred three thousand, three hundred thirty-four".