423201021112 has 16 divisors (see below), whose sum is σ = 793511097840. Its totient is φ = 211598061696.

The previous prime is 423201021101. The next prime is 423201021127. The reversal of 423201021112 is 211120102324.

It is a self number, because there is not a number n which added to its sum of digits gives 423201021112.

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 in 3 ways as a sum of consecutive naturals, for example, 578853 + ... + 1086955.

It is an arithmetic number, because the mean of its divisors is an integer number (49594443615).

Almost surely, 2^423201021112 is an apocalyptic number.

It is an amenable number.

423201021112 is a deficient number, since it is larger than the sum of its proper divisors (370310076728).

423201021112 is a wasteful number, since it uses less digits than its factorization.

423201021112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 612222 (or 612218 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 19.

Adding to 423201021112 its reverse (211120102324), we get a palindrome (634321123436).

The spelling of 423201021112 in words is "four hundred twenty-three billion, two hundred one million, twenty-one thousand, one hundred twelve".