210200101101 has 6 divisors (see below), whose sum is σ = 303622368270. Its totient is φ = 140133400728.

The previous prime is 210200101057. The next prime is 210200101147. The reversal of 210200101101 is 101101002012.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 209292525225 + 907575876 = 457485^2 + 30126^2 .

It is not a de Polignac number, because 210200101101 - 2⁶ = 210200101037 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9), and also a Moran number because the ratio is a prime number: 23355566789 = 210200101101 / (2 + 1 + 0 + 2 + 0 + 0 + 1 + 0 + 1 + 1 + 0 + 1).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (210200101151) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 11677783386 + ... + 11677783403.

It is an arithmetic number, because the mean of its divisors is an integer number (50603728045).

Almost surely, 2^210200101101 is an apocalyptic number.

It is an amenable number.

210200101101 is a deficient number, since it is larger than the sum of its proper divisors (93422267169).

210200101101 is a wasteful number, since it uses less digits than its factorization.

210200101101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23355566795 (or 23355566792 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 9.

Adding to 210200101101 its reverse (101101002012), we get a palindrome (311301103113).

The spelling of 210200101101 in words is "two hundred ten billion, two hundred million, one hundred one thousand, one hundred one".