423120022044 has 24 divisors (see below), whose sum is σ = 1003464972048. Its totient is φ = 138727875840.

The previous prime is 423120022021. The next prime is 423120022057. The reversal of 423120022044 is 440220021324.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 289015677 + ... + 289017140.

It is an arithmetic number, because the mean of its divisors is an integer number (41811040502).

Almost surely, 2^423120022044 is an apocalyptic number.

It is an amenable number.

423120022044 is an abundant number, since it is smaller than the sum of its proper divisors (580344950004).

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

423120022044 is a wasteful number, since it uses less digits than its factorization.

423120022044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 578032885 (or 578032883 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 24.

Adding to 423120022044 its reverse (440220021324), we get a palindrome (863340043368).

The spelling of 423120022044 in words is "four hundred twenty-three billion, one hundred twenty million, twenty-two thousand, forty-four".