200120219953 has 2 divisors, whose sum is σ = 200120219954. Its totient is φ = 200120219952.

The previous prime is 200120219951. The next prime is 200120220023. The reversal of 200120219953 is 359912021002.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 198040130289 + 2080089664 = 445017^2 + 45608^2 .

It is a cyclic number.

It is not a de Polignac number, because 200120219953 - 2¹ = 200120219951 is a prime.

Together with 200120219951, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (200120219951) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100060109976 + 100060109977.

It is an arithmetic number, because the mean of its divisors is an integer number (100060109977).

Almost surely, 2^200120219953 is an apocalyptic number.

It is an amenable number.

200120219953 is a deficient number, since it is larger than the sum of its proper divisors (1).

200120219953 is an equidigital number, since it uses as much as digits as its factorization.

200120219953 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9720, while the sum is 34.

The spelling of 200120219953 in words is "two hundred billion, one hundred twenty million, two hundred nineteen thousand, nine hundred fifty-three".