423421033140222 has 24 divisors (see below), whose sum is σ = 916994663489304. Its totient is φ = 130283394812064.

The previous prime is 423421033140187. The next prime is 423421033140223. The reversal of 423421033140222 is 222041330124324.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (423421033140223) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 208787490673 + ... + 208787492700.

It is an arithmetic number, because the mean of its divisors is an integer number (38208110978721).

Almost surely, 2^{423421033140222} is an apocalyptic number.

423421033140222 is an abundant number, since it is smaller than the sum of its proper divisors (493573630349082).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

423421033140222 is a wasteful number, since it uses less digits than its factorization.

423421033140222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 417574983404 (or 417574983391 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 33.

Adding to 423421033140222 its reverse (222041330124324), we get a palindrome (645462363264546).

The spelling of 423421033140222 in words is "four hundred twenty-three trillion, four hundred twenty-one billion, thirty-three million, one hundred forty thousand, two hundred twenty-two".