212200432134 has 32 divisors (see below), whose sum is σ = 426203410176. Its totient is φ = 70433378400.

The previous prime is 212200432079. The next prime is 212200432141. The reversal of 212200432134 is 431234002212.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2631109 + ... + 2710559.

It is an arithmetic number, because the mean of its divisors is an integer number (13318856568).

Almost surely, 2^212200432134 is an apocalyptic number.

212200432134 is an abundant number, since it is smaller than the sum of its proper divisors (214002978042).

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

212200432134 is a wasteful number, since it uses less digits than its factorization.

212200432134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81340.

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 212200432134 its reverse (431234002212), we get a palindrome (643434434346).

The spelling of 212200432134 in words is "two hundred twelve billion, two hundred million, four hundred thirty-two thousand, one hundred thirty-four".