212133102 has 16 divisors (see below), whose sum is σ = 429034320. Its totient is φ = 69916352.

The previous prime is 212133101. The next prime is 212133107. The reversal of 212133102 is 201331212.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212133101) 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, 198093 + ... + 199160.

It is an arithmetic number, because the mean of its divisors is an integer number (26814645).

Almost surely, 2^212133102 is an apocalyptic number.

212133102 is an abundant number, since it is smaller than the sum of its proper divisors (216901218).

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

212133102 is a wasteful number, since it uses less digits than its factorization.

212133102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 397347.

The product of its (nonzero) digits is 72, while the sum is 15.

The square root of 212133102 is about 14564.7898028087. The cubic root of 212133102 is about 596.3979576473.

Adding to 212133102 its reverse (201331212), we get a palindrome (413464314).

The spelling of 212133102 in words is "two hundred twelve million, one hundred thirty-three thousand, one hundred two".