2022201655 has 4 divisors (see below), whose sum is σ = 2426641992. Its totient is φ = 1617761320.

The previous prime is 2022201647. The next prime is 2022201661. The reversal of 2022201655 is 5561022202.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 2022201655 - 2³ = 2022201647 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 202220161 + ... + 202220170.

It is an arithmetic number, because the mean of its divisors is an integer number (606660498).

Almost surely, 2^2022201655 is an apocalyptic number.

2022201655 is a deficient number, since it is larger than the sum of its proper divisors (404440337).

2022201655 is an equidigital number, since it uses as much as digits as its factorization.

2022201655 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 404440336.

The product of its (nonzero) digits is 2400, while the sum is 25.

The square root of 2022201655 is about 44968.8965286007. The cubic root of 2022201655 is about 1264.5659600242.

Adding to 2022201655 its reverse (5561022202), we get a palindrome (7583223857).

The spelling of 2022201655 in words is "two billion, twenty-two million, two hundred one thousand, six hundred fifty-five".