421102 has 8 divisors (see below), whose sum is σ = 689112. Its totient is φ = 191400.

The previous prime is 421093. The next prime is 421103. The reversal of 421102 is 201124.

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

It is a plaindrome in base 16.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (421103) by changing a digit.

421102 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9549 + ... + 9592.

It is an arithmetic number, because the mean of its divisors is an integer number (86139).

2⁴²¹¹⁰² is an apocalyptic number.

421102 is a deficient number, since it is larger than the sum of its proper divisors (268010).

421102 is a wasteful number, since it uses less digits than its factorization.

421102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19154.

The product of its (nonzero) digits is 16, while the sum is 10.

The square root of 421102 is about 648.9237243313. The cubic root of 421102 is about 74.9541645865.

Adding to 421102 its reverse (201124), we get a palindrome (622226).

The spelling of 421102 in words is "four hundred twenty-one thousand, one hundred two", and thus it is an iban number.