200101210993 has 4 divisors (see below), whose sum is σ = 200104135168. Its totient is φ = 200098286820.

The previous prime is 200101210949. The next prime is 200101211047. The reversal of 200101210993 is 399012101002.

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, and also an emirpimes, since its reverse is a distinct semiprime: 399012101002 = 2 ⋅199506050501.

It is a cyclic number.

It is not a de Polignac number, because 200101210993 - 2³³ = 191511276401 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (200101210913) 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, 1356921 + ... + 1497142.

It is an arithmetic number, because the mean of its divisors is an integer number (50026033792).

Almost surely, 2^200101210993 is an apocalyptic number.

It is an amenable number.

200101210993 is a deficient number, since it is larger than the sum of its proper divisors (2924175).

200101210993 is an equidigital number, since it uses as much as digits as its factorization.

200101210993 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2924174.

The product of its (nonzero) digits is 972, while the sum is 28.

Adding to 200101210993 its reverse (399012101002), we get a palindrome (599113311995).

The spelling of 200101210993 in words is "two hundred billion, one hundred one million, two hundred ten thousand, nine hundred ninety-three".