22011113214 has 48 divisors (see below), whose sum is σ = 48193501824. Its totient is φ = 7259784000.

The previous prime is 22011113213. The next prime is 22011113251. The reversal of 22011113214 is 41231111022.

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 (22011113213) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4020499 + ... + 4025969.

It is an arithmetic number, because the mean of its divisors is an integer number (1004031288).

Almost surely, 2^22011113214 is an apocalyptic number.

22011113214 is an abundant number, since it is smaller than the sum of its proper divisors (26182388610).

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

22011113214 is a wasteful number, since it uses less digits than its factorization.

22011113214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7793 (or 7790 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 18.

Adding to 22011113214 its reverse (41231111022), we get a palindrome (63242224236).

The spelling of 22011113214 in words is "twenty-two billion, eleven million, one hundred thirteen thousand, two hundred fourteen".