1200101211013 has 2 divisors, whose sum is σ = 1200101211014. Its totient is φ = 1200101211012.

The previous prime is 1200101210921. The next prime is 1200101211017. The reversal of 1200101211013 is 3101121010021.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 753366713089 + 446734497924 = 867967^2 + 668382^2 .

It is an emirp because it is prime and its reverse (3101121010021) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1200101211013 - 2¹³ = 1200101202821 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1200101210984 and 1200101211002.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1200101211017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 600050605506 + 600050605507.

It is an arithmetic number, because the mean of its divisors is an integer number (600050605507).

Almost surely, 2^{1200101211013} is an apocalyptic number.

It is an amenable number.

1200101211013 is a deficient number, since it is larger than the sum of its proper divisors (1).

1200101211013 is an equidigital number, since it uses as much as digits as its factorization.

1200101211013 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12, while the sum is 13.

Adding to 1200101211013 its reverse (3101121010021), we get a palindrome (4301222221034).

The spelling of 1200101211013 in words is "one trillion, two hundred billion, one hundred one million, two hundred eleven thousand, thirteen".