421024102 has 8 divisors (see below), whose sum is σ = 632210112. Its totient is φ = 210287400.

The previous prime is 421024081. The next prime is 421024129. The reversal of 421024102 is 201420124.

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

It is a super-2 number, since 2×421024102² = 354522588929812808, which contains 22 as substring.

It is a congruent number.

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, 109974 + ... + 113737.

It is an arithmetic number, because the mean of its divisors is an integer number (79026264).

Almost surely, 2^421024102 is an apocalyptic number.

421024102 is a deficient number, since it is larger than the sum of its proper divisors (211186010).

421024102 is a wasteful number, since it uses less digits than its factorization.

421024102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 224654.

The product of its (nonzero) digits is 128, while the sum is 16.

The square root of 421024102 is about 20518.8718500799. The cubic root of 421024102 is about 749.4954247627.

Adding to 421024102 its reverse (201420124), we get a palindrome (622444226).

It can be divided in two parts, 42 and 1024102, that added together give a square (1024144 = 1012²).

The spelling of 421024102 in words is "four hundred twenty-one million, twenty-four thousand, one hundred two".