22212112202102 has 4 divisors (see below), whose sum is σ = 33318168303156. Its totient is φ = 11106056101050.

The previous prime is 22212112202087. The next prime is 22212112202149. The reversal of 22212112202102 is 20120221121222.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5553028050524 + ... + 5553028050527.

It is an arithmetic number, because the mean of its divisors is an integer number (8329542075789).

Almost surely, 2^{22212112202102} is an apocalyptic number.

22212112202102 is a deficient number, since it is larger than the sum of its proper divisors (11106056101054).

22212112202102 is a wasteful number, since it uses less digits than its factorization.

22212112202102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11106056101053.

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

Adding to 22212112202102 its reverse (20120221121222), we get a palindrome (42332333323324).

The spelling of 22212112202102 in words is "twenty-two trillion, two hundred twelve billion, one hundred twelve million, two hundred two thousand, one hundred two".