2210021331212 has 6 divisors (see below), whose sum is σ = 3867537329628. Its totient is φ = 1105010665604.

The previous prime is 2210021331179. The next prime is 2210021331253. The reversal of 2210021331212 is 2121331200122.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 276252666398 + ... + 276252666405.

It is an arithmetic number, because the mean of its divisors is an integer number (644589554938).

Almost surely, 2^{2210021331212} is an apocalyptic number.

It is an amenable number.

2210021331212 is a deficient number, since it is larger than the sum of its proper divisors (1657515998416).

2210021331212 is a wasteful number, since it uses less digits than its factorization.

2210021331212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 552505332807 (or 552505332805 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 2210021331212 its reverse (2121331200122), we get a palindrome (4331352531334).

The spelling of 2210021331212 in words is "two trillion, two hundred ten billion, twenty-one million, three hundred thirty-one thousand, two hundred twelve".