1131201200023 has 2 divisors, whose sum is σ = 1131201200024. Its totient is φ = 1131201200022.

The previous prime is 1131201200009. The next prime is 1131201200029. The reversal of 1131201200023 is 3200021021311.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1131201200023 - 2¹³ = 1131201191831 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1131201200029) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 565600600011 + 565600600012.

It is an arithmetic number, because the mean of its divisors is an integer number (565600600012).

Almost surely, 2^{1131201200023} is an apocalyptic number.

1131201200023 is a deficient number, since it is larger than the sum of its proper divisors (1).

1131201200023 is an equidigital number, since it uses as much as digits as its factorization.

1131201200023 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 1131201200023 its reverse (3200021021311), we get a palindrome (4331222221334).

The spelling of 1131201200023 in words is "one trillion, one hundred thirty-one billion, two hundred one million, two hundred thousand, twenty-three".