201333231092 has 144 divisors (see below), whose sum is σ = 424921803264. Its totient is φ = 81694656000.

The previous prime is 201333231079. The next prime is 201333231139. The reversal of 201333231092 is 290132333102.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 742926917 + ... + 742927187.

It is an arithmetic number, because the mean of its divisors is an integer number (2950845856).

Almost surely, 2^201333231092 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 201333231092, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (212460901632).

201333231092 is an abundant number, since it is smaller than the sum of its proper divisors (223588572172).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

201333231092 is a wasteful number, since it uses less digits than its factorization.

201333231092 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 590 (or 485 counting only the distinct ones).

The product of its (nonzero) digits is 5832, while the sum is 29.

Adding to 201333231092 its reverse (290132333102), we get a palindrome (491465564194).

The spelling of 201333231092 in words is "two hundred one billion, three hundred thirty-three million, two hundred thirty-one thousand, ninety-two".