1011212102222 has 12 divisors (see below), whose sum is σ = 1764461933640. Its totient is φ = 433376615196.

The previous prime is 1011212102221. The next prime is 1011212102279. The reversal of 1011212102222 is 2222012121101.

1011212102222 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 1011212102222.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1011212102221) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5159245322 + ... + 5159245517.

It is an arithmetic number, because the mean of its divisors is an integer number (147038494470).

Almost surely, 2^{1011212102222} is an apocalyptic number.

1011212102222 is a deficient number, since it is larger than the sum of its proper divisors (753249831418).

1011212102222 is a wasteful number, since it uses less digits than its factorization.

1011212102222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10318490855 (or 10318490848 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 1011212102222 its reverse (2222012121101), we get a palindrome (3233224223323).

The spelling of 1011212102222 in words is "one trillion, eleven billion, two hundred twelve million, one hundred two thousand, two hundred twenty-two".