200020109953 has 2 divisors, whose sum is σ = 200020109954. Its totient is φ = 200020109952.

The previous prime is 200020109951. The next prime is 200020110023. The reversal of 200020109953 is 359901020002.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 185573993089 + 14446116864 = 430783^2 + 120192^2 .

It is a cyclic number.

It is not a de Polignac number, because 200020109953 - 2¹ = 200020109951 is a prime.

It is a super-2 number, since 2×200020109953² (a number of 23 digits) contains 22 as substring.

Together with 200020109951, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (200020109951) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100010054976 + 100010054977.

It is an arithmetic number, because the mean of its divisors is an integer number (100010054977).

Almost surely, 2^200020109953 is an apocalyptic number.

It is an amenable number.

200020109953 is a deficient number, since it is larger than the sum of its proper divisors (1).

200020109953 is an equidigital number, since it uses as much as digits as its factorization.

200020109953 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4860, while the sum is 31.

Adding to 200020109953 its reverse (359901020002), we get a palindrome (559921129955).

The spelling of 200020109953 in words is "two hundred billion, twenty million, one hundred nine thousand, nine hundred fifty-three".