212021012332 has 12 divisors (see below), whose sum is σ = 387168805296. Its totient is φ = 101401353680.

The previous prime is 212021012279. The next prime is 212021012351. The reversal of 212021012332 is 233210120212.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1152288019 + ... + 1152288202.

It is an arithmetic number, because the mean of its divisors is an integer number (32264067108).

Almost surely, 2^212021012332 is an apocalyptic number.

It is an amenable number.

212021012332 is a deficient number, since it is larger than the sum of its proper divisors (175147792964).

212021012332 is a wasteful number, since it uses less digits than its factorization.

212021012332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2304576248 (or 2304576246 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 212021012332 its reverse (233210120212), we get a palindrome (445231132544).

The spelling of 212021012332 in words is "two hundred twelve billion, twenty-one million, twelve thousand, three hundred thirty-two".