51343222003 has 8 divisors (see below), whose sum is σ = 51477004800. Its totient is φ = 51209520648.

The previous prime is 51343221991. The next prime is 51343222009. The reversal of 51343222003 is 30022234315.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 51343222003 - 2⁹ = 51343221491 is a prime.

It is a super-2 number, since 2×51343222003² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (51343222009) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1363138 + ... + 1400296.

It is an arithmetic number, because the mean of its divisors is an integer number (6434625600).

Almost surely, 2^51343222003 is an apocalyptic number.

51343222003 is a deficient number, since it is larger than the sum of its proper divisors (133782797).

51343222003 is a wasteful number, since it uses less digits than its factorization.

51343222003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40721.

The product of its (nonzero) digits is 4320, while the sum is 25.

Adding to 51343222003 its reverse (30022234315), we get a palindrome (81365456318).

The spelling of 51343222003 in words is "fifty-one billion, three hundred forty-three million, two hundred twenty-two thousand, three".