201333111323131 has 16 divisors (see below), whose sum is σ = 207225264055680. Its totient is φ = 195543444761280.

The previous prime is 201333111323119. The next prime is 201333111323167. The reversal of 201333111323131 is 131323111333102.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 201333111323131 - 2⁴⁵ = 166148739234299 is a prime.

It is a super-2 number, since 2×201333111323131² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 201333111323131.

It is not an unprimeable number, because it can be changed into a prime (201333111323111) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 65036746 + ... + 68062063.

It is an arithmetic number, because the mean of its divisors is an integer number (12951579003480).

Almost surely, 2^{201333111323131} is an apocalyptic number.

201333111323131 is a deficient number, since it is larger than the sum of its proper divisors (5892152732549).

201333111323131 is a wasteful number, since it uses less digits than its factorization.

201333111323131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 133099194.

The product of its (nonzero) digits is 2916, while the sum is 28.

Adding to 201333111323131 its reverse (131323111333102), we get a palindrome (332656222656233).

The spelling of 201333111323131 in words is "two hundred one trillion, three hundred thirty-three billion, one hundred eleven million, three hundred twenty-three thousand, one hundred thirty-one".