423212302100 has 72 divisors (see below), whose sum is σ = 1111305746880. Its totient is φ = 136565982720.

The previous prime is 423212302087. The next prime is 423212302103. The reversal of 423212302100 is 1203212324.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (423212302103) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 17770130 + ... + 17793929.

It is an arithmetic number, because the mean of its divisors is an integer number (15434802040).

Almost surely, 2^423212302100 is an apocalyptic number.

It is an amenable number.

423212302100 is an abundant number, since it is smaller than the sum of its proper divisors (688093444780).

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

423212302100 is a wasteful number, since it uses less digits than its factorization.

423212302100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35564097 (or 35564090 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 423212302100 its reverse (1203212324), we get a palindrome (424415514424).

The spelling of 423212302100 in words is "four hundred twenty-three billion, two hundred twelve million, three hundred two thousand, one hundred".