201202100011 has 4 divisors (see below), whose sum is σ = 219493200024. Its totient is φ = 182911000000.

The previous prime is 201202100003. The next prime is 201202100051. The reversal of 201202100011 is 110001202102.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 201202100011 - 2³ = 201202100003 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (201202100051) 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, 9145549990 + ... + 9145550011.

It is an arithmetic number, because the mean of its divisors is an integer number (54873300006).

Almost surely, 2^201202100011 is an apocalyptic number.

201202100011 is a deficient number, since it is larger than the sum of its proper divisors (18291100013).

201202100011 is a wasteful number, since it uses less digits than its factorization.

201202100011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18291100012.

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 201202100011 its reverse (110001202102), we get a palindrome (311203302113).

The spelling of 201202100011 in words is "two hundred one billion, two hundred two million, one hundred thousand, eleven".