2201020122 has 24 divisors (see below), whose sum is σ = 5120741376. Its totient is φ = 628862808.

The previous prime is 2201020111. The next prime is 2201020123. The reversal of 2201020122 is 2210201022.

It is a junction number, because it is equal to n+sod(n) for n = 2201020098 and 2201020107.

It is not an unprimeable number, because it can be changed into a prime (2201020123) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3742938 + ... + 3743525.

It is an arithmetic number, because the mean of its divisors is an integer number (213364224).

Almost surely, 2^2201020122 is an apocalyptic number.

2201020122 is an abundant number, since it is smaller than the sum of its proper divisors (2919721254).

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

2201020122 is a wasteful number, since it uses less digits than its factorization.

2201020122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7486482 (or 7486475 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 12.

The square root of 2201020122 is about 46915.0308749765. The cubic root of 2201020122 is about 1300.7924403258.

Adding to 2201020122 its reverse (2210201022), we get a palindrome (4411221144).

Subtracting 2201020122 from its reverse (2210201022), we obtain a square (9180900 = 3030²).

The spelling of 2201020122 in words is "two billion, two hundred one million, twenty thousand, one hundred twenty-two".