1213010201311 has 2 divisors, whose sum is σ = 1213010201312. Its totient is φ = 1213010201310.

The previous prime is 1213010201219. The next prime is 1213010201341. The reversal of 1213010201311 is 1131020103121.

It is a happy number.

It is a strong prime.

It is an emirp because it is prime and its reverse (1131020103121) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1213010201311 - 2¹⁵ = 1213010168543 is a prime.

It is a super-2 number, since 2×1213010201311² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1213010201341) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 606505100655 + 606505100656.

It is an arithmetic number, because the mean of its divisors is an integer number (606505100656).

Almost surely, 2^{1213010201311} is an apocalyptic number.

1213010201311 is a deficient number, since it is larger than the sum of its proper divisors (1).

1213010201311 is an equidigital number, since it uses as much as digits as its factorization.

1213010201311 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36, while the sum is 16.

Adding to 1213010201311 its reverse (1131020103121), we get a palindrome (2344030304432).

The spelling of 1213010201311 in words is "one trillion, two hundred thirteen billion, ten million, two hundred one thousand, three hundred eleven".