201132111300031 has 4 divisors (see below), whose sum is σ = 204927056796312. Its totient is φ = 197337165803752.

The previous prime is 201132111299947. The next prime is 201132111300047. The reversal of 201132111300031 is 130003111231102.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 201132111300031 - 2³³ = 201123521365439 is a prime.

It is a super-2 number, since 2×201132111300031² (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 = 201132111299981 and 201132111300008.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201132111360031) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1897472748061 + ... + 1897472748166.

It is an arithmetic number, because the mean of its divisors is an integer number (51231764199078).

Almost surely, 2^{201132111300031} is an apocalyptic number.

201132111300031 is a deficient number, since it is larger than the sum of its proper divisors (3794945496281).

201132111300031 is an equidigital number, since it uses as much as digits as its factorization.

201132111300031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3794945496280.

The product of its (nonzero) digits is 108, while the sum is 19.

Adding to 201132111300031 its reverse (130003111231102), we get a palindrome (331135222531133).

The spelling of 201132111300031 in words is "two hundred one trillion, one hundred thirty-two billion, one hundred eleven million, three hundred thousand, thirty-one".