201001323312230 has 128 divisors (see below), whose sum is σ = 416454841110528. Its totient is φ = 68422266519552.

The previous prime is 201001323312149. The next prime is 201001323312239. The reversal of 201001323312230 is 32213323100102.

It is a junction number, because it is equal to n+sod(n) for n = 201001323312196 and 201001323312205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201001323312239) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 18435408959 + ... + 18435419861.

It is an arithmetic number, because the mean of its divisors is an integer number (3253553446176).

Almost surely, 2^{201001323312230} is an apocalyptic number.

201001323312230 is an abundant number, since it is smaller than the sum of its proper divisors (215453517798298).

201001323312230 is a wasteful number, since it uses less digits than its factorization.

201001323312230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14430.

The product of its (nonzero) digits is 1296, while the sum is 23.

Adding to 201001323312230 its reverse (32213323100102), we get a palindrome (233214646412332).

The spelling of 201001323312230 in words is "two hundred one trillion, one billion, three hundred twenty-three million, three hundred twelve thousand, two hundred thirty".