422401030421 has 16 divisors (see below), whose sum is σ = 437117990400. Its totient is φ = 407753068800.

The previous prime is 422401030409. The next prime is 422401030423. The reversal of 422401030421 is 124030104224.

It is not a de Polignac number, because 422401030421 - 2¹⁰ = 422401029397 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (422401030423) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 41533025 + ... + 41543193.

It is an arithmetic number, because the mean of its divisors is an integer number (27319874400).

Almost surely, 2^422401030421 is an apocalyptic number.

It is an amenable number.

422401030421 is a deficient number, since it is larger than the sum of its proper divisors (14716959979).

422401030421 is a wasteful number, since it uses less digits than its factorization.

422401030421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13420.

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

Adding to 422401030421 its reverse (124030104224), we get a palindrome (546431134645).

The spelling of 422401030421 in words is "four hundred twenty-two billion, four hundred one million, thirty thousand, four hundred twenty-one".