202202002201020 has 96 divisors (see below), whose sum is σ = 568352851476480. Its totient is φ = 53712283080960.

The previous prime is 202202002201009. The next prime is 202202002201027. The reversal of 202202002201020 is 20102200202202.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (202202002201027) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 110637159 + ... + 112449921.

It is an arithmetic number, because the mean of its divisors is an integer number (5920342202880).

Almost surely, 2^{202202002201020} is an apocalyptic number.

202202002201020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

202202002201020 is an abundant number, since it is smaller than the sum of its proper divisors (366150849275460).

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

202202002201020 is a wasteful number, since it uses less digits than its factorization.

202202002201020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1819955 (or 1819953 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 15.

Adding to 202202002201020 its reverse (20102200202202), we get a palindrome (222304202403222).

The spelling of 202202002201020 in words is "two hundred two trillion, two hundred two billion, two million, two hundred one thousand, twenty".