212112130334 has 16 divisors (see below), whose sum is σ = 342711836880. Its totient is φ = 97878144960.

The previous prime is 212112130247. The next prime is 212112130367. The reversal of 212112130334 is 433031211212.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 691712 + ... + 950099.

It is an arithmetic number, because the mean of its divisors is an integer number (21419489805).

Almost surely, 2^212112130334 is an apocalyptic number.

212112130334 is a deficient number, since it is larger than the sum of its proper divisors (130599706546).

212112130334 is a wasteful number, since it uses less digits than its factorization.

212112130334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1646795.

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 212112130334 its reverse (433031211212), we get a palindrome (645143341546).

The spelling of 212112130334 in words is "two hundred twelve billion, one hundred twelve million, one hundred thirty thousand, three hundred thirty-four".