1200101331113 has 2 divisors, whose sum is σ = 1200101331114. Its totient is φ = 1200101331112.

The previous prime is 1200101331071. The next prime is 1200101331139. The reversal of 1200101331113 is 3111331010021.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 748022603689 + 452078727424 = 864883^2 + 672368^2 .

It is a cyclic number.

It is not a de Polignac number, because 1200101331113 - 2⁶ = 1200101331049 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1200101331091 and 1200101331100.

It is not a weakly prime, because it can be changed into another prime (1200101331173) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 600050665556 + 600050665557.

It is an arithmetic number, because the mean of its divisors is an integer number (600050665557).

Almost surely, 2^{1200101331113} is an apocalyptic number.

It is an amenable number.

1200101331113 is a deficient number, since it is larger than the sum of its proper divisors (1).

1200101331113 is an equidigital number, since it uses as much as digits as its factorization.

1200101331113 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 54, while the sum is 17.

Adding to 1200101331113 its reverse (3111331010021), we get a palindrome (4311432341134).

The spelling of 1200101331113 in words is "one trillion, two hundred billion, one hundred one million, three hundred thirty-one thousand, one hundred thirteen".