1031132201111 has 2 divisors, whose sum is σ = 1031132201112. Its totient is φ = 1031132201110.

The previous prime is 1031132201063. The next prime is 1031132201119. The reversal of 1031132201111 is 1111022311301.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1031132201111 - 2²² = 1031128006807 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1031132201111.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1031132201119) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 515566100555 + 515566100556.

It is an arithmetic number, because the mean of its divisors is an integer number (515566100556).

Almost surely, 2^{1031132201111} is an apocalyptic number.

1031132201111 is a deficient number, since it is larger than the sum of its proper divisors (1).

1031132201111 is an equidigital number, since it uses as much as digits as its factorization.

1031132201111 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 36, while the sum is 17.

Adding to 1031132201111 its reverse (1111022311301), we get a palindrome (2142154512412).

The spelling of 1031132201111 in words is "one trillion, thirty-one billion, one hundred thirty-two million, two hundred one thousand, one hundred eleven".