421332122 has 8 divisors (see below), whose sum is σ = 639998400. Its totient is φ = 207999324.

The previous prime is 421332091. The next prime is 421332133. The reversal of 421332122 is 221233124.

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

It is a junction number, because it is equal to n+sod(n) for n = 421332094 and 421332103.

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, 1333172 + ... + 1333487.

It is an arithmetic number, because the mean of its divisors is an integer number (79999800).

Almost surely, 2^421332122 is an apocalyptic number.

421332122 is a deficient number, since it is larger than the sum of its proper divisors (218666278).

421332122 is a wasteful number, since it uses less digits than its factorization.

421332122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2666740.

The product of its digits is 576, while the sum is 20.

The square root of 421332122 is about 20526.3762510581. The cubic root of 421332122 is about 749.6781564272.

Adding to 421332122 its reverse (221233124), we get a palindrome (642565246).

The spelling of 421332122 in words is "four hundred twenty-one million, three hundred thirty-two thousand, one hundred twenty-two".