200022201121 has 2 divisors, whose sum is σ = 200022201122. Its totient is φ = 200022201120.

The previous prime is 200022201103. The next prime is 200022201157. The reversal of 200022201121 is 121102220002.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 182082277521 + 17939923600 = 426711^2 + 133940^2 .

It is a cyclic number.

It is not a de Polignac number, because 200022201121 - 2⁷ = 200022200993 is a prime.

It is not a weakly prime, because it can be changed into another prime (200022201191) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100011100560 + 100011100561.

It is an arithmetic number, because the mean of its divisors is an integer number (100011100561).

Almost surely, 2^200022201121 is an apocalyptic number.

It is an amenable number.

200022201121 is a deficient number, since it is larger than the sum of its proper divisors (1).

200022201121 is an equidigital number, since it uses as much as digits as its factorization.

200022201121 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 200022201121 its reverse (121102220002), we get a palindrome (321124421123).

The spelling of 200022201121 in words is "two hundred billion, twenty-two million, two hundred one thousand, one hundred twenty-one".