1311101122126 has 8 divisors (see below), whose sum is σ = 1966812092784. Its totient is φ = 655497091200.

The previous prime is 1311101122117. The next prime is 1311101122169. The reversal of 1311101122126 is 6212211011131.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 1311101122097 and 1311101122106.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26704275 + ... + 26753326.

It is an arithmetic number, because the mean of its divisors is an integer number (245851511598).

Almost surely, 2^{1311101122126} is an apocalyptic number.

1311101122126 is a deficient number, since it is larger than the sum of its proper divisors (655710970658).

1311101122126 is a wasteful number, since it uses less digits than its factorization.

1311101122126 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53469866.

The product of its (nonzero) digits is 144, while the sum is 22.

Adding to 1311101122126 its reverse (6212211011131), we get a palindrome (7523312133257).

The spelling of 1311101122126 in words is "one trillion, three hundred eleven billion, one hundred one million, one hundred twenty-two thousand, one hundred twenty-six".