11343212401 has 6 divisors (see below), whose sum is σ = 11971645602. Its totient is φ = 10746200880.

The previous prime is 11343212399. The next prime is 11343212407. The reversal of 11343212401 is 10421234311.

It can be written as a sum of positive squares in only one way, i.e., 8390376801 + 2952835600 = 91599^2 + 54340^2 .

It is not a de Polignac number, because 11343212401 - 2¹ = 11343212399 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11343212407) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 15710460 + ... + 15711181.

It is an arithmetic number, because the mean of its divisors is an integer number (1995274267).

Almost surely, 2^11343212401 is an apocalyptic number.

It is an amenable number.

11343212401 is a deficient number, since it is larger than the sum of its proper divisors (628433201).

11343212401 is an equidigital number, since it uses as much as digits as its factorization.

11343212401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31421679 (or 31421660 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 22.

Adding to 11343212401 its reverse (10421234311), we get a palindrome (21764446712).

The spelling of 11343212401 in words is "eleven billion, three hundred forty-three million, two hundred twelve thousand, four hundred one".