201311231032301 has 16 divisors (see below), whose sum is σ = 220889603249280. Its totient is φ = 182317633642560.

The previous prime is 201311231032297. The next prime is 201311231032313. The reversal of 201311231032301 is 103230132113102.

It is not a de Polignac number, because 201311231032301 - 2² = 201311231032297 is a prime.

It is a super-2 number, since 2×201311231032301² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201311231032321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 64156256 + ... + 67220886.

It is an arithmetic number, because the mean of its divisors is an integer number (13805600203080).

Almost surely, 2^{201311231032301} is an apocalyptic number.

It is an amenable number.

201311231032301 is a deficient number, since it is larger than the sum of its proper divisors (19578372216979).

201311231032301 is a wasteful number, since it uses less digits than its factorization.

201311231032301 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3160036.

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

Adding to 201311231032301 its reverse (103230132113102), we get a palindrome (304541363145403).

The spelling of 201311231032301 in words is "two hundred one trillion, three hundred eleven billion, two hundred thirty-one million, thirty-two thousand, three hundred one".