11420210344 has 8 divisors (see below), whose sum is σ = 21412894410. Its totient is φ = 5710105168.

The previous prime is 11420210287. The next prime is 11420210359. The reversal of 11420210344 is 44301202411.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 11376782244 + 43428100 = 106662^2 + 6590^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 713763139 + ... + 713763154.

Almost surely, 2^11420210344 is an apocalyptic number.

It is an amenable number.

11420210344 is a deficient number, since it is larger than the sum of its proper divisors (9992684066).

11420210344 is a wasteful number, since it uses less digits than its factorization.

11420210344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1427526299 (or 1427526295 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 22.

Adding to 11420210344 its reverse (44301202411), we get a palindrome (55721412755).

The spelling of 11420210344 in words is "eleven billion, four hundred twenty million, two hundred ten thousand, three hundred forty-four".