1311100302211 has 32 divisors (see below), whose sum is σ = 1557239620608. Its totient is φ = 1080438134400.

The previous prime is 1311100302181. The next prime is 1311100302301. The reversal of 1311100302211 is 1122030011131.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 1311100302211 - 2²³ = 1311091913603 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1311100305211) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 13108156 + ... + 13207798.

It is an arithmetic number, because the mean of its divisors is an integer number (48663738144).

Almost surely, 2^{1311100302211} is an apocalyptic number.

1311100302211 is a deficient number, since it is larger than the sum of its proper divisors (246139318397).

1311100302211 is a wasteful number, since it uses less digits than its factorization.

1311100302211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100291.

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

Adding to 1311100302211 its reverse (1122030011131), we get a palindrome (2433130313342).

The spelling of 1311100302211 in words is "one trillion, three hundred eleven billion, one hundred million, three hundred two thousand, two hundred eleven".