402421124203 has 8 divisors (see below), whose sum is σ = 460347457280. Its totient is φ = 344604191400.

The previous prime is 402421124201. The next prime is 402421124207. The reversal of 402421124203 is 302421124204.

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

It is not a de Polignac number, because 402421124203 - 2¹ = 402421124201 is a prime.

It is a super-2 number, since 2×402421124203² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (402421124201) 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, 27342183 + ... + 27356896.

It is an arithmetic number, because the mean of its divisors is an integer number (57543432160).

Almost surely, 2^402421124203 is an apocalyptic number.

402421124203 is a deficient number, since it is larger than the sum of its proper divisors (57926333077).

402421124203 is a wasteful number, since it uses less digits than its factorization.

402421124203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54700137.

The product of its (nonzero) digits is 3072, while the sum is 25.

Adding to 402421124203 its reverse (302421124204), we get a palindrome (704842248407).

Subtracting from 402421124203 its reverse (302421124204), we obtain a palindrome (99999999999).

The spelling of 402421124203 in words is "four hundred two billion, four hundred twenty-one million, one hundred twenty-four thousand, two hundred three".