201011211303 has 32 divisors (see below), whose sum is σ = 324777546240. Its totient is φ = 108023777280.

The previous prime is 201011211293. The next prime is 201011211307. The reversal of 201011211303 is 303112110102.

It is a happy number.

It is not a de Polignac number, because 201011211303 - 2¹⁶ = 201011145767 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201011211307) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1783978 + ... + 1893303.

It is an arithmetic number, because the mean of its divisors is an integer number (10149298320).

Almost surely, 2^201011211303 is an apocalyptic number.

201011211303 is a deficient number, since it is larger than the sum of its proper divisors (123766334937).

201011211303 is a wasteful number, since it uses less digits than its factorization.

201011211303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3677447.

The product of its (nonzero) digits is 36, while the sum is 15.

Adding to 201011211303 its reverse (303112110102), we get a palindrome (504123321405).

The spelling of 201011211303 in words is "two hundred one billion, eleven million, two hundred eleven thousand, three hundred three".