201001234243331 has 8 divisors (see below), whose sum is σ = 201641882449824. Its totient is φ = 200360627389120.

The previous prime is 201001234243307. The next prime is 201001234243361. The reversal of 201001234243331 is 133342432100102.

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

It is a cyclic number.

It is not a de Polignac number, because 201001234243331 - 2¹⁸ = 201001233981187 is a prime.

It is a super-2 number, since 2×201001234243331² (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 = 201001234243294 and 201001234243303.

It is not an unprimeable number, because it can be changed into a prime (201001234243361) 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, 586535 + ... + 20058576.

It is an arithmetic number, because the mean of its divisors is an integer number (25205235306228).

Almost surely, 2^{201001234243331} is an apocalyptic number.

201001234243331 is a deficient number, since it is larger than the sum of its proper divisors (640648206493).

201001234243331 is a wasteful number, since it uses less digits than its factorization.

201001234243331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20676141.

The product of its (nonzero) digits is 10368, while the sum is 29.

Adding to 201001234243331 its reverse (133342432100102), we get a palindrome (334343666343433).

The spelling of 201001234243331 in words is "two hundred one trillion, one billion, two hundred thirty-four million, two hundred forty-three thousand, three hundred thirty-one".