2221120011110 has 128 divisors (see below), whose sum is σ = 5368699090944. Its totient is φ = 638956200960.

The previous prime is 2221120011101. The next prime is 2221120011113. The reversal of 2221120011110 is 111100211222.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2221120011113) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 123544442 + ... + 123562418.

It is an arithmetic number, because the mean of its divisors is an integer number (41942961648).

Almost surely, 2^{2221120011110} is an apocalyptic number.

2221120011110 is an abundant number, since it is smaller than the sum of its proper divisors (3147579079834).

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

2221120011110 is a wasteful number, since it uses less digits than its factorization.

2221120011110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30358.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 2221120011110 its reverse (111100211222), we get a palindrome (2332220222332).

The spelling of 2221120011110 in words is "two trillion, two hundred twenty-one billion, one hundred twenty million, eleven thousand, one hundred ten".