421130002234 has 4 divisors (see below), whose sum is σ = 631695003354. Its totient is φ = 210565001116.

The previous prime is 421130002219. The next prime is 421130002243. The reversal of 421130002234 is 432200031124.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 270923373009 + 150206629225 = 520503^2 + 387565^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105282500557 + ... + 105282500560.

Almost surely, 2^421130002234 is an apocalyptic number.

421130002234 is a deficient number, since it is larger than the sum of its proper divisors (210565001120).

421130002234 is a wasteful number, since it uses less digits than its factorization.

421130002234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 210565001119.

The product of its (nonzero) digits is 1152, while the sum is 22.

Adding to 421130002234 its reverse (432200031124), we get a palindrome (853330033358).

The spelling of 421130002234 in words is "four hundred twenty-one billion, one hundred thirty million, two thousand, two hundred thirty-four".