20000200210993 has 4 divisors (see below), whose sum is σ = 20088306820080. Its totient is φ = 19912093601908.

The previous prime is 20000200210987. The next prime is 20000200211053. The reversal of 20000200210993 is 39901200200002.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20000200210993 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20000200210493) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 44053304203 + ... + 44053304656.

It is an arithmetic number, because the mean of its divisors is an integer number (5022076705020).

Almost surely, 2^{20000200210993} is an apocalyptic number.

It is an amenable number.

20000200210993 is a deficient number, since it is larger than the sum of its proper divisors (88106609087).

20000200210993 is an equidigital number, since it uses as much as digits as its factorization.

20000200210993 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88106609086.

The product of its (nonzero) digits is 1944, while the sum is 28.

Adding to 20000200210993 its reverse (39901200200002), we get a palindrome (59901400410995).

The spelling of 20000200210993 in words is "twenty trillion, two hundred million, two hundred ten thousand, nine hundred ninety-three".