22001201120 has 48 divisors (see below), whose sum is σ = 53186641200. Its totient is φ = 8595815424.

The previous prime is 22001201119. The next prime is 22001201137. The reversal of 22001201120 is 2110210022.

It is a happy number.

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, 1592045 + ... + 1605804.

It is an arithmetic number, because the mean of its divisors is an integer number (1108055025).

Almost surely, 2^22001201120 is an apocalyptic number.

22001201120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22001201120 is an abundant number, since it is smaller than the sum of its proper divisors (31185440080).

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

22001201120 is a wasteful number, since it uses less digits than its factorization.

22001201120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3197907 (or 3197899 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 22001201120 its reverse (2110210022), we get a palindrome (24111411142).

The spelling of 22001201120 in words is "twenty-two billion, one million, two hundred one thousand, one hundred twenty".