2201122200120 has 64 divisors (see below), whose sum is σ = 6764424337440. Its totient is φ = 572649676800.

The previous prime is 2201122200113. The next prime is 2201122200217. The reversal of 2201122200120 is 210022211022.

It is a super-2 number, since 2×2201122200120² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 2201122200120.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 223686361 + ... + 223696200.

Almost surely, 2^{2201122200120} is an apocalyptic number.

2201122200120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2201122200120 is an abundant number, since it is smaller than the sum of its proper divisors (4563302137320).

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

2201122200120 is a wasteful number, since it uses less digits than its factorization.

2201122200120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 447382616 (or 447382612 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 2201122200120 its reverse (210022211022), we get a palindrome (2411144411142).

The spelling of 2201122200120 in words is "two trillion, two hundred one billion, one hundred twenty-two million, two hundred thousand, one hundred twenty".