11121401343 has 16 divisors (see below), whose sum is σ = 16908556896. Its totient is φ = 6441354240.

The previous prime is 11121401339. The next prime is 11121401351. The reversal of 11121401343 is 34310412111.

It is not a de Polignac number, because 11121401343 - 2² = 11121401339 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11121401243) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8386518 + ... + 8387843.

It is an arithmetic number, because the mean of its divisors is an integer number (1056784806).

Almost surely, 2^11121401343 is an apocalyptic number.

11121401343 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

11121401343 is a deficient number, since it is larger than the sum of its proper divisors (5787155553).

11121401343 is a wasteful number, since it uses less digits than its factorization.

11121401343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16774394.

The product of its (nonzero) digits is 288, while the sum is 21.

Adding to 11121401343 its reverse (34310412111), we get a palindrome (45431813454).

The spelling of 11121401343 in words is "eleven billion, one hundred twenty-one million, four hundred one thousand, three hundred forty-three".