2200201020 has 72 divisors (see below), whose sum is σ = 6765407376. Its totient is φ = 578679552.

The previous prime is 2200201019. The next prime is 2200201021. The reversal of 2200201020 is 201020022.

It is an interprime number because it is at equal distance from previous prime (2200201019) and next prime (2200201021).

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a junction number, because it is equal to n+sod(n) for n = 2200200993 and 2200201011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2200201021) 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, 70582 + ... + 96861.

Almost surely, 2^2200201020 is an apocalyptic number.

2200201020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2200201020 is an abundant number, since it is smaller than the sum of its proper divisors (4565206356).

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

2200201020 is a wasteful number, since it uses less digits than its factorization.

2200201020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 167531 (or 167526 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 9.

The square root of 2200201020 is about 46906.3004296864. The cubic root of 2200201020 is about 1300.6310585075.

Adding to 2200201020 its reverse (201020022), we get a palindrome (2401221042).

The spelling of 2200201020 in words is "two billion, two hundred million, two hundred one thousand, twenty".