212222101221002 has 64 divisors (see below), whose sum is σ = 347753880612864. Its totient is φ = 96853597874880.

The previous prime is 212222101220993. The next prime is 212222101221007. The reversal of 212222101221002 is 200122101222212.

212222101221002 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (212222101221007) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 49732877 + ... + 53831247.

It is an arithmetic number, because the mean of its divisors is an integer number (5433654384576).

Almost surely, 2^{212222101221002} is an apocalyptic number.

212222101221002 is a deficient number, since it is larger than the sum of its proper divisors (135531779391862).

212222101221002 is a wasteful number, since it uses less digits than its factorization.

212222101221002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4099043.

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 212222101221002 its reverse (200122101222212), we get a palindrome (412344202443214).

The spelling of 212222101221002 in words is "two hundred twelve trillion, two hundred twenty-two billion, one hundred one million, two hundred twenty-one thousand, two".