202220212147 has 2 divisors, whose sum is σ = 202220212148. Its totient is φ = 202220212146.

The previous prime is 202220212111. The next prime is 202220212171. The reversal of 202220212147 is 741212022202.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 202220212147 - 2³⁵ = 167860473779 is a prime.

It is not a weakly prime, because it can be changed into another prime (202220212247) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101110106073 + 101110106074.

It is an arithmetic number, because the mean of its divisors is an integer number (101110106074).

Almost surely, 2^202220212147 is an apocalyptic number.

202220212147 is a deficient number, since it is larger than the sum of its proper divisors (1).

202220212147 is an equidigital number, since it uses as much as digits as its factorization.

202220212147 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1792, while the sum is 25.

Adding to 202220212147 its reverse (741212022202), we get a palindrome (943432234349).

The spelling of 202220212147 in words is "two hundred two billion, two hundred twenty million, two hundred twelve thousand, one hundred forty-seven".