212132122022 has 16 divisors (see below), whose sum is σ = 319102855344. Its totient is φ = 105764880000.

The previous prime is 212132122003. The next prime is 212132122061. The reversal of 212132122022 is 220221231212.

It is a junction number, because it is equal to n+sod(n) for n = 212132121985 and 212132122003.

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, 1043522 + ... + 1230122.

It is an arithmetic number, because the mean of its divisors is an integer number (19943928459).

Almost surely, 2^212132122022 is an apocalyptic number.

212132122022 is a deficient number, since it is larger than the sum of its proper divisors (106970733322).

212132122022 is a wasteful number, since it uses less digits than its factorization.

212132122022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 188215.

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 212132122022 its reverse (220221231212), we get a palindrome (432353353234).

The spelling of 212132122022 in words is "two hundred twelve billion, one hundred thirty-two million, one hundred twenty-two thousand, twenty-two".