22011222211110 has 96 divisors (see below), whose sum is σ = 62448819612192. Its totient is φ = 5334601789440.

The previous prime is 22011222211049. The next prime is 22011222211117. The reversal of 22011222211110 is 1111222211022.

22011222211110 is a `hidden beast` number, since 220 + 1 + 1 + 222 + 211 + 1 + 10 = 666.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22011222211117) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 616902 + ... + 6663558.

It is an arithmetic number, because the mean of its divisors is an integer number (650508537627).

Almost surely, 2^{22011222211110} is an apocalyptic number.

22011222211110 is an abundant number, since it is smaller than the sum of its proper divisors (40437597401082).

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

22011222211110 is a wasteful number, since it uses less digits than its factorization.

22011222211110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6050358 (or 6050355 counting only the distinct ones).

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

Adding to 22011222211110 its reverse (1111222211022), we get a palindrome (23122444422132).

The spelling of 22011222211110 in words is "twenty-two trillion, eleven billion, two hundred twenty-two million, two hundred eleven thousand, one hundred ten".