222120202102 has 4 divisors (see below), whose sum is σ = 333180303156. Its totient is φ = 111060101050.

The previous prime is 222120202067. The next prime is 222120202133. The reversal of 222120202102 is 201202021222.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 201202021222 = 2 ⋅100601010611.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55530050524 + ... + 55530050527.

It is an arithmetic number, because the mean of its divisors is an integer number (83295075789).

Almost surely, 2^222120202102 is an apocalyptic number.

222120202102 is a deficient number, since it is larger than the sum of its proper divisors (111060101054).

222120202102 is a wasteful number, since it uses less digits than its factorization.

222120202102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111060101053.

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 222120202102 its reverse (201202021222), we get a palindrome (423322223324).

The spelling of 222120202102 in words is "two hundred twenty-two billion, one hundred twenty million, two hundred two thousand, one hundred two".