40421421203 has 8 divisors (see below), whose sum is σ = 44179770240. Its totient is φ = 36816474240.

The previous prime is 40421421143. The next prime is 40421421221. The reversal of 40421421203 is 30212412404.

40421421203 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 40421421203 - 2⁸ = 40421420947 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40421421253) 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, 38349968 + ... + 38351021.

It is an arithmetic number, because the mean of its divisors is an integer number (5522471280).

Almost surely, 2^40421421203 is an apocalyptic number.

40421421203 is a deficient number, since it is larger than the sum of its proper divisors (3758349037).

40421421203 is a wasteful number, since it uses less digits than its factorization.

40421421203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76701037.

The product of its (nonzero) digits is 1536, while the sum is 23.

Adding to 40421421203 its reverse (30212412404), we get a palindrome (70633833607).

The spelling of 40421421203 in words is "forty billion, four hundred twenty-one million, four hundred twenty-one thousand, two hundred three".