1031201033011 has 2 divisors, whose sum is σ = 1031201033012. Its totient is φ = 1031201033010.

The previous prime is 1031201033003. The next prime is 1031201033033. The reversal of 1031201033011 is 1103301021301.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1031201033011 - 2³ = 1031201033003 is a prime.

It is a super-2 number, since 2×1031201033011² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1031201034011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 515600516505 + 515600516506.

It is an arithmetic number, because the mean of its divisors is an integer number (515600516506).

Almost surely, 2^{1031201033011} is an apocalyptic number.

1031201033011 is a deficient number, since it is larger than the sum of its proper divisors (1).

1031201033011 is an equidigital number, since it uses as much as digits as its factorization.

1031201033011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 54, while the sum is 16.

Adding to 1031201033011 its reverse (1103301021301), we get a palindrome (2134502054312).

The spelling of 1031201033011 in words is "one trillion, thirty-one billion, two hundred one million, thirty-three thousand, eleven".