421305532222 has 16 divisors (see below), whose sum is σ = 687216975120. Its totient is φ = 192903009408.

The previous prime is 421305532187. The next prime is 421305532229. The reversal of 421305532222 is 222235503124.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (421305532229) 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, 167449272 + ... + 167451787.

It is an arithmetic number, because the mean of its divisors is an integer number (42951060945).

Almost surely, 2^421305532222 is an apocalyptic number.

421305532222 is a deficient number, since it is larger than the sum of its proper divisors (265911442898).

421305532222 is a wasteful number, since it uses less digits than its factorization.

421305532222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 334901115.

The product of its (nonzero) digits is 28800, while the sum is 31.

The spelling of 421305532222 in words is "four hundred twenty-one billion, three hundred five million, five hundred thirty-two thousand, two hundred twenty-two".