1311101131222 has 8 divisors (see below), whose sum is σ = 1969859939616. Its totient is φ = 654481151352.

The previous prime is 1311101131217. The next prime is 1311101131247. The reversal of 1311101131222 is 2221311011131.

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

It is a self number, because there is not a number n which added to its sum of digits gives 1311101131222.

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, 534705598 + ... + 534708049.

It is an arithmetic number, because the mean of its divisors is an integer number (246232492452).

Almost surely, 2^{1311101131222} is an apocalyptic number.

1311101131222 is a deficient number, since it is larger than the sum of its proper divisors (658758808394).

1311101131222 is a wasteful number, since it uses less digits than its factorization.

1311101131222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1069414262.

The product of its (nonzero) digits is 72, while the sum is 19.

Adding to 1311101131222 its reverse (2221311011131), we get a palindrome (3532412142353).

The spelling of 1311101131222 in words is "one trillion, three hundred eleven billion, one hundred one million, one hundred thirty-one thousand, two hundred twenty-two".