1001101211213 has 2 divisors, whose sum is σ = 1001101211214. Its totient is φ = 1001101211212.

The previous prime is 1001101211203. The next prime is 1001101211221. The reversal of 1001101211213 is 3121121011001.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1000966233289 + 134977924 = 1000483^2 + 11618^2 .

It is a cyclic number.

It is not a de Polignac number, because 1001101211213 - 2¹⁴ = 1001101194829 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1001101211203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 500550605606 + 500550605607.

It is an arithmetic number, because the mean of its divisors is an integer number (500550605607).

Almost surely, 2^{1001101211213} is an apocalyptic number.

It is an amenable number.

1001101211213 is a deficient number, since it is larger than the sum of its proper divisors (1).

1001101211213 is an equidigital number, since it uses as much as digits as its factorization.

1001101211213 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12, while the sum is 14.

Adding to 1001101211213 its reverse (3121121011001), we get a palindrome (4122222222214).

The spelling of 1001101211213 in words is "one trillion, one billion, one hundred one million, two hundred eleven thousand, two hundred thirteen".