212134121322 has 16 divisors (see below), whose sum is σ = 424273131840. Its totient is φ = 70710558912.

The previous prime is 212134121299. The next prime is 212134121333. The reversal of 212134121322 is 223121431212.

It is a junction number, because it is equal to n+sod(n) for n = 212134121292 and 212134121301.

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, 610923 + ... + 893025.

It is an arithmetic number, because the mean of its divisors is an integer number (26517070740).

Almost surely, 2^212134121322 is an apocalyptic number.

212134121322 is an abundant number, since it is smaller than the sum of its proper divisors (212139010518).

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

212134121322 is a wasteful number, since it uses less digits than its factorization.

212134121322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 407437.

The product of its digits is 1152, while the sum is 24.

Adding to 212134121322 its reverse (223121431212), we get a palindrome (435255552534).

The spelling of 212134121322 in words is "two hundred twelve billion, one hundred thirty-four million, one hundred twenty-one thousand, three hundred twenty-two".