121200022220203 has 2 divisors, whose sum is σ = 121200022220204. Its totient is φ = 121200022220202.

The previous prime is 121200022220161. The next prime is 121200022220267. The reversal of 121200022220203 is 302022220002121.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 121200022220203 - 2⁹ = 121200022219691 is a prime.

It is a super-2 number, since 2×121200022220203² (a number of 29 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (121200022227203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60600011110101 + 60600011110102.

It is an arithmetic number, because the mean of its divisors is an integer number (60600011110102).

Almost surely, 2^{121200022220203} is an apocalyptic number.

121200022220203 is a deficient number, since it is larger than the sum of its proper divisors (1).

121200022220203 is an equidigital number, since it uses as much as digits as its factorization.

121200022220203 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 384, while the sum is 19.

Adding to 121200022220203 its reverse (302022220002121), we get a palindrome (423222242222324).

The spelling of 121200022220203 in words is "one hundred twenty-one trillion, two hundred billion, twenty-two million, two hundred twenty thousand, two hundred three".