202130321131001 has 2 divisors, whose sum is σ = 202130321131002. Its totient is φ = 202130321131000.

The previous prime is 202130321130973. The next prime is 202130321131031. The reversal of 202130321131001 is 100131123031202.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 129218805828025 + 72911515302976 = 11367445^2 + 8538824^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-202130321131001 is a prime.

It is not a weakly prime, because it can be changed into another prime (202130321131031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101065160565500 + 101065160565501.

It is an arithmetic number, because the mean of its divisors is an integer number (101065160565501).

Almost surely, 2^{202130321131001} is an apocalyptic number.

It is an amenable number.

202130321131001 is a deficient number, since it is larger than the sum of its proper divisors (1).

202130321131001 is an equidigital number, since it uses as much as digits as its factorization.

202130321131001 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 202130321131001 its reverse (100131123031202), we get a palindrome (302261444162203).

The spelling of 202130321131001 in words is "two hundred two trillion, one hundred thirty billion, three hundred twenty-one million, one hundred thirty-one thousand, one".