20403314342 has 8 divisors (see below), whose sum is σ = 30614169432. Its totient is φ = 10198591200.

The previous prime is 20403314339. The next prime is 20403314353. The reversal of 20403314342 is 24341330402.

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

It is a super-2 number, since 2×20403314342² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1524659 + ... + 1537982.

It is an arithmetic number, because the mean of its divisors is an integer number (3826771179).

Almost surely, 2^20403314342 is an apocalyptic number.

20403314342 is a deficient number, since it is larger than the sum of its proper divisors (10210855090).

20403314342 is a wasteful number, since it uses less digits than its factorization.

20403314342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3065974.

The product of its (nonzero) digits is 6912, while the sum is 26.

Adding to 20403314342 its reverse (24341330402), we get a palindrome (44744644744).

The spelling of 20403314342 in words is "twenty billion, four hundred three million, three hundred fourteen thousand, three hundred forty-two".