212242403132 has 24 divisors (see below), whose sum is σ = 382179101472. Its totient is φ = 103088024000.

The previous prime is 212242403101. The next prime is 212242403137. The reversal of 212242403132 is 231304242212.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212242403137) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4934744 + ... + 4977567.

It is an arithmetic number, because the mean of its divisors is an integer number (15924129228).

Almost surely, 2^212242403132 is an apocalyptic number.

It is an amenable number.

212242403132 is a deficient number, since it is larger than the sum of its proper divisors (169936698340).

212242403132 is a wasteful number, since it uses less digits than its factorization.

212242403132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9912469 (or 9912467 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 26.

Adding to 212242403132 its reverse (231304242212), we get a palindrome (443546645344).

The spelling of 212242403132 in words is "two hundred twelve billion, two hundred forty-two million, four hundred three thousand, one hundred thirty-two".