1403421423422 has 8 divisors (see below), whose sum is σ = 2105153648976. Its totient is φ = 701703540432.

The previous prime is 1403421423413. The next prime is 1403421423463. The reversal of 1403421423422 is 2243241243041.

It is a happy number.

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

It is a super-2 number, since 2×1403421423422² (a number of 25 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, 3337583 + ... + 3734474.

It is an arithmetic number, because the mean of its divisors is an integer number (263144206122).

Almost surely, 2^{1403421423422} is an apocalyptic number.

1403421423422 is a deficient number, since it is larger than the sum of its proper divisors (701732225554).

1403421423422 is an equidigital number, since it uses as much as digits as its factorization.

1403421423422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7171282.

The product of its (nonzero) digits is 36864, while the sum is 32.

Adding to 1403421423422 its reverse (2243241243041), we get a palindrome (3646662666463).

The spelling of 1403421423422 in words is "one trillion, four hundred three billion, four hundred twenty-one million, four hundred twenty-three thousand, four hundred twenty-two".