212112222101102 has 32 divisors (see below), whose sum is σ = 327431749244544. Its totient is φ = 103008874176000.

The previous prime is 212112222101089. The next prime is 212112222101159. The reversal of 212112222101102 is 201101222211212.

It is a super-2 number, since 2×212112222101102² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 67857083 + ... + 70914089.

It is an arithmetic number, because the mean of its divisors is an integer number (10232242163892).

Almost surely, 2^{212112222101102} is an apocalyptic number.

212112222101102 is a deficient number, since it is larger than the sum of its proper divisors (115319527143442).

212112222101102 is a wasteful number, since it uses less digits than its factorization.

212112222101102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3063644.

The product of its (nonzero) digits is 128, while the sum is 20.

Adding to 212112222101102 its reverse (201101222211212), we get a palindrome (413213444312314).

The spelling of 212112222101102 in words is "two hundred twelve trillion, one hundred twelve billion, two hundred twenty-two million, one hundred one thousand, one hundred two".