201210000011 has 4 divisors (see below), whose sum is σ = 201210897624. Its totient is φ = 201209102400.

The previous prime is 201209999993. The next prime is 201210000029. The reversal of 201210000011 is 110000012102.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 110000012102 = 2 ⋅55000006051.

It is an interprime number because it is at equal distance from previous prime (201209999993) and next prime (201210000029).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-201210000011 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (201210000031) 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, 202316 + ... + 665846.

It is an arithmetic number, because the mean of its divisors is an integer number (50302724406).

Almost surely, 2^201210000011 is an apocalyptic number.

201210000011 is a deficient number, since it is larger than the sum of its proper divisors (897613).

201210000011 is an equidigital number, since it uses as much as digits as its factorization.

201210000011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 897612.

The product of its (nonzero) digits is 4, while the sum is 8.

Adding to 201210000011 its reverse (110000012102), we get a palindrome (311210012113).

The spelling of 201210000011 in words is "two hundred one billion, two hundred ten million, eleven", and thus it is an aban number.