22200202121101 has 2 divisors, whose sum is σ = 22200202121102. Its totient is φ = 22200202121100.

The previous prime is 22200202121087. The next prime is 22200202121131. The reversal of 22200202121101 is 10112120200222.

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., 13381885831876 + 8818316289225 = 3658126^2 + 2969565^2 .

It is a cyclic number.

It is not a de Polignac number, because 22200202121101 - 2¹⁹ = 22200201596813 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22200202121131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11100101060550 + 11100101060551.

It is an arithmetic number, because the mean of its divisors is an integer number (11100101060551).

Almost surely, 2^{22200202121101} is an apocalyptic number.

It is an amenable number.

22200202121101 is a deficient number, since it is larger than the sum of its proper divisors (1).

22200202121101 is an equidigital number, since it uses as much as digits as its factorization.

22200202121101 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 22200202121101 its reverse (10112120200222), we get a palindrome (32312322321323).

The spelling of 22200202121101 in words is "twenty-two trillion, two hundred billion, two hundred two million, one hundred twenty-one thousand, one hundred one".