421210002231 has 8 divisors (see below), whose sum is σ = 624014818160. Its totient is φ = 280806668136.

The previous prime is 421210002203. The next prime is 421210002251. The reversal of 421210002231 is 132200012124.

It is a happy number.

421210002231 is a `hidden beast` number, since 421 + 2 + 10 + 0 + 0 + 2 + 231 = 666.

It is not a de Polignac number, because 421210002231 - 2³¹ = 419062518583 is a prime.

It is a super-2 number, since 2×421210002231² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (421210002251) 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, 7800185200 + ... + 7800185253.

It is an arithmetic number, because the mean of its divisors is an integer number (78001852270).

Almost surely, 2^421210002231 is an apocalyptic number.

421210002231 is a deficient number, since it is larger than the sum of its proper divisors (202804815929).

421210002231 is a wasteful number, since it uses less digits than its factorization.

421210002231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15600370462 (or 15600370456 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 421210002231 its reverse (132200012124), we get a palindrome (553410014355).

The spelling of 421210002231 in words is "four hundred twenty-one billion, two hundred ten million, two thousand, two hundred thirty-one".