212222210102 has 16 divisors (see below), whose sum is σ = 363823573920. Its totient is φ = 90948858048.

The previous prime is 212222210041. The next prime is 212222210111. The reversal of 212222210102 is 201012222212.

It is a happy number.

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, 99938 + ... + 659114.

It is an arithmetic number, because the mean of its divisors is an integer number (22738973370).

Almost surely, 2^212222210102 is an apocalyptic number.

212222210102 is a deficient number, since it is larger than the sum of its proper divisors (151601363818).

212222210102 is a wasteful number, since it uses less digits than its factorization.

212222210102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 586295.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 212222210102 its reverse (201012222212), we get a palindrome (413234432314).

The spelling of 212222210102 in words is "two hundred twelve billion, two hundred twenty-two million, two hundred ten thousand, one hundred two".