421223314132 has 6 divisors (see below), whose sum is σ = 737140799738. Its totient is φ = 210611657064.

The previous prime is 421223314073. The next prime is 421223314159. The reversal of 421223314132 is 231413322124.

It can be written as a sum of positive squares in only one way, i.e., 385410022596 + 35813291536 = 620814^2 + 189244^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 421223314132.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52652914263 + ... + 52652914270.

Almost surely, 2^421223314132 is an apocalyptic number.

It is an amenable number.

421223314132 is a deficient number, since it is larger than the sum of its proper divisors (315917485606).

421223314132 is a wasteful number, since it uses less digits than its factorization.

421223314132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105305828537 (or 105305828535 counting only the distinct ones).

The product of its digits is 6912, while the sum is 28.

Adding to 421223314132 its reverse (231413322124), we get a palindrome (652636636256).

The spelling of 421223314132 in words is "four hundred twenty-one billion, two hundred twenty-three million, three hundred fourteen thousand, one hundred thirty-two".