2231403342403 has 4 divisors (see below), whose sum is σ = 2231406651168. Its totient is φ = 2231400033640.

The previous prime is 2231403342361. The next prime is 2231403342409. The reversal of 2231403342403 is 3042433041322.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2231403342403 is a prime.

It is a super-3 number, since 3×2231403342403³ (a number of 38 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2231403342409) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 239368 + ... + 2126053.

It is an arithmetic number, because the mean of its divisors is an integer number (557851662792).

Almost surely, 2^{2231403342403} is an apocalyptic number.

2231403342403 is a deficient number, since it is larger than the sum of its proper divisors (3308765).

2231403342403 is an equidigital number, since it uses as much as digits as its factorization.

2231403342403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3308764.

The product of its (nonzero) digits is 41472, while the sum is 31.

Adding to 2231403342403 its reverse (3042433041322), we get a palindrome (5273836383725).

The spelling of 2231403342403 in words is "two trillion, two hundred thirty-one billion, four hundred three million, three hundred forty-two thousand, four hundred three".