1302103212001 has 2 divisors, whose sum is σ = 1302103212002. Its totient is φ = 1302103212000.

The previous prime is 1302103211999. The next prime is 1302103212037. The reversal of 1302103212001 is 1002123012031.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1195576043776 + 106527168225 = 1093424^2 + 326385^2 .

It is a cyclic number.

It is not a de Polignac number, because 1302103212001 - 2¹ = 1302103211999 is a prime.

Together with 1302103211999, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (1302103212071) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 651051606000 + 651051606001.

It is an arithmetic number, because the mean of its divisors is an integer number (651051606001).

Almost surely, 2^{1302103212001} is an apocalyptic number.

It is an amenable number.

1302103212001 is a deficient number, since it is larger than the sum of its proper divisors (1).

1302103212001 is an equidigital number, since it uses as much as digits as its factorization.

1302103212001 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 1302103212001 its reverse (1002123012031), we get a palindrome (2304226224032).

The spelling of 1302103212001 in words is "one trillion, three hundred two billion, one hundred three million, two hundred twelve thousand, one".