4223403020402 has 8 divisors (see below), whose sum is σ = 6341923806300. Its totient is φ = 2109428418304.

The previous prime is 4223403020377. The next prime is 4223403020471. The reversal of 4223403020402 is 2040203043224.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 4015539062161 + 207863958241 = 2003881^2 + 455921^2 .

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

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, 1136543627 + ... + 1136547342.

Almost surely, 2^{4223403020402} is an apocalyptic number.

4223403020402 is a deficient number, since it is larger than the sum of its proper divisors (2118520785898).

4223403020402 is a wasteful number, since it uses less digits than its factorization.

4223403020402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2273091900.

The product of its (nonzero) digits is 9216, while the sum is 26.

Adding to 4223403020402 its reverse (2040203043224), we get a palindrome (6263606063626).

The spelling of 4223403020402 in words is "four trillion, two hundred twenty-three billion, four hundred three million, twenty thousand, four hundred two".