212234420431134 has 40 divisors (see below), whose sum is σ = 475566090162768. Its totient is φ = 70744244836320.

The previous prime is 212234420431097. The next prime is 212234420431237. The reversal of 212234420431134 is 431134024432212.

212234420431134 is a `hidden beast` number, since 2 + 1 + 22 + 34 + 42 + 0 + 431 + 134 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 15506674 + ... + 25786154.

Almost surely, 2^{212234420431134} is an apocalyptic number.

212234420431134 is an abundant number, since it is smaller than the sum of its proper divisors (263331669731634).

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

212234420431134 is a wasteful number, since it uses less digits than its factorization.

212234420431134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10406942 (or 10406933 counting only the distinct ones).

The product of its (nonzero) digits is 110592, while the sum is 36.

Adding to 212234420431134 its reverse (431134024432212), we get a palindrome (643368444863346).

The spelling of 212234420431134 in words is "two hundred twelve trillion, two hundred thirty-four billion, four hundred twenty million, four hundred thirty-one thousand, one hundred thirty-four".