201011233321031 has 8 divisors (see below), whose sum is σ = 229727358407040. Its totient is φ = 172295166887928.

The previous prime is 201011233321021. The next prime is 201011233321049. The reversal of 201011233321031 is 130123332110102.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 201011233321031 - 2²⁶ = 201011166212167 is a prime.

It is a super-2 number, since 2×201011233321031² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 201011233320988 and 201011233321006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201011233321021) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7056281 + ... + 21255906.

It is an arithmetic number, because the mean of its divisors is an integer number (28715919800880).

Almost surely, 2^{201011233321031} is an apocalyptic number.

201011233321031 is a deficient number, since it is larger than the sum of its proper divisors (28716125086009).

201011233321031 is a wasteful number, since it uses less digits than its factorization.

201011233321031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29326453.

The product of its (nonzero) digits is 648, while the sum is 23.

Adding to 201011233321031 its reverse (130123332110102), we get a palindrome (331134565431133).

The spelling of 201011233321031 in words is "two hundred one trillion, eleven billion, two hundred thirty-three million, three hundred twenty-one thousand, thirty-one".