201011211001233 has 24 divisors (see below), whose sum is σ = 304795566915840. Its totient is φ = 127486607294880.

The previous prime is 201011211001219. The next prime is 201011211001243. The reversal of 201011211001233 is 332100112110102.

It is not a de Polignac number, because 201011211001233 - 2⁴ = 201011211001217 is a prime.

It is not an unprimeable number, because it can be changed into a prime (201011211001243) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6105663966 + ... + 6105696887.

It is an arithmetic number, because the mean of its divisors is an integer number (12699815288160).

Almost surely, 2^{201011211001233} is an apocalyptic number.

It is an amenable number.

201011211001233 is a deficient number, since it is larger than the sum of its proper divisors (103784355914607).

201011211001233 is a wasteful number, since it uses less digits than its factorization.

201011211001233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12211360949 (or 12211360946 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 18.

Adding to 201011211001233 its reverse (332100112110102), we get a palindrome (533111323111335).

The spelling of 201011211001233 in words is "two hundred one trillion, eleven billion, two hundred eleven million, one thousand, two hundred thirty-three".