1213033302101 has 2 divisors, whose sum is σ = 1213033302102. Its totient is φ = 1213033302100.

The previous prime is 1213033302053. The next prime is 1213033302121. The reversal of 1213033302101 is 1012033303121.

It is an a-pointer prime, because the next prime (1213033302121) can be obtained adding 1213033302101 to its sum of digits (20).

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1213024687876 + 8614225 = 1101374^2 + 2935^2 .

It is a cyclic number.

It is not a de Polignac number, because 1213033302101 - 2³⁰ = 1211959560277 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1213033302121) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 606516651050 + 606516651051.

It is an arithmetic number, because the mean of its divisors is an integer number (606516651051).

Almost surely, 2^{1213033302101} is an apocalyptic number.

It is an amenable number.

1213033302101 is a deficient number, since it is larger than the sum of its proper divisors (1).

1213033302101 is an equidigital number, since it uses as much as digits as its factorization.

1213033302101 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 324, while the sum is 20.

Adding to 1213033302101 its reverse (1012033303121), we get a palindrome (2225066605222).

The spelling of 1213033302101 in words is "one trillion, two hundred thirteen billion, thirty-three million, three hundred two thousand, one hundred one".