1311120001301 has 16 divisors (see below), whose sum is σ = 1431991761408. Its totient is φ = 1190528539200.

The previous prime is 1311120001267. The next prime is 1311120001319. The reversal of 1311120001301 is 1031000211131.

It is a happy number.

It is not a de Polignac number, because 1311120001301 - 2¹⁴ = 1311119984917 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1311120001391) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 103746155 + ... + 103758791.

It is an arithmetic number, because the mean of its divisors is an integer number (89499485088).

Almost surely, 2^{1311120001301} is an apocalyptic number.

1311120001301 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1311120001301 is a deficient number, since it is larger than the sum of its proper divisors (120871760107).

1311120001301 is a wasteful number, since it uses less digits than its factorization.

1311120001301 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22972.

The product of its (nonzero) digits is 18, while the sum is 14.

Adding to 1311120001301 its reverse (1031000211131), we get a palindrome (2342120212432).

The spelling of 1311120001301 in words is "one trillion, three hundred eleven billion, one hundred twenty million, one thousand, three hundred one".