200101212097 has 4 divisors (see below), whose sum is σ = 200118710320. Its totient is φ = 200083713876.

The previous prime is 200101212089. The next prime is 200101212109. The reversal of 200101212097 is 790212101002.

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 not a de Polignac number, because 200101212097 - 2³ = 200101212089 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (200101212397) 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, 8731947 + ... + 8754832.

It is an arithmetic number, because the mean of its divisors is an integer number (50029677580).

Almost surely, 2^200101212097 is an apocalyptic number.

It is an amenable number.

200101212097 is a deficient number, since it is larger than the sum of its proper divisors (17498223).

200101212097 is a wasteful number, since it uses less digits than its factorization.

200101212097 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17498222.

The product of its (nonzero) digits is 504, while the sum is 25.

Adding to 200101212097 its reverse (790212101002), we get a palindrome (990313313099).

The spelling of 200101212097 in words is "two hundred billion, one hundred one million, two hundred twelve thousand, ninety-seven".