10111120212222 has 16 divisors (see below), whose sum is σ = 22469156027280. Its totient is φ = 3370373404056.

The previous prime is 10111120212217. The next prime is 10111120212239. The reversal of 10111120212222 is 22221202111101.

10111120212222 is a `hidden beast` number, since 1 + 0 + 111 + 120 + 212 + 222 = 666.

10111120212222 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 10111120212195 and 10111120212204.

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, 93621483393 + ... + 93621483500.

It is an arithmetic number, because the mean of its divisors is an integer number (1404322251705).

Almost surely, 2^{10111120212222} is an apocalyptic number.

10111120212222 is an abundant number, since it is smaller than the sum of its proper divisors (12358035815058).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10111120212222 is a wasteful number, since it uses less digits than its factorization.

10111120212222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 187242966904 (or 187242966898 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 18.

Adding to 10111120212222 its reverse (22221202111101), we get a palindrome (32332322323323).

The spelling of 10111120212222 in words is "ten trillion, one hundred eleven billion, one hundred twenty million, two hundred twelve thousand, two hundred twenty-two".