1031200130101 has 2 divisors, whose sum is σ = 1031200130102. Its totient is φ = 1031200130100.

The previous prime is 1031200130089. The next prime is 1031200130123. The reversal of 1031200130101 is 1010310021301.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 788057451076 + 243142679025 = 887726^2 + 493095^2 .

It is a cyclic number.

It is not a de Polignac number, because 1031200130101 - 2¹⁷ = 1031199999029 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1031200130801) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 515600065050 + 515600065051.

It is an arithmetic number, because the mean of its divisors is an integer number (515600065051).

Almost surely, 2^{1031200130101} is an apocalyptic number.

It is an amenable number.

1031200130101 is a deficient number, since it is larger than the sum of its proper divisors (1).

1031200130101 is an equidigital number, since it uses as much as digits as its factorization.

1031200130101 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 18, while the sum is 13.

Adding to 1031200130101 its reverse (1010310021301), we get a palindrome (2041510151402).

The spelling of 1031200130101 in words is "one trillion, thirty-one billion, two hundred million, one hundred thirty thousand, one hundred one".