1311401222334 has 64 divisors (see below), whose sum is σ = 3385141908480. Its totient is φ = 368543662560.

The previous prime is 1311401222293. The next prime is 1311401222381. The reversal of 1311401222334 is 4332221041131.

1311401222334 is a `hidden beast` number, since 1 + 3 + 1 + 1 + 401 + 2 + 223 + 34 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 1311401222298 and 1311401222307.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 28413954 + ... + 28460069.

It is an arithmetic number, because the mean of its divisors is an integer number (52892842320).

Almost surely, 2^{1311401222334} is an apocalyptic number.

1311401222334 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

1311401222334 is an abundant number, since it is smaller than the sum of its proper divisors (2073740686146).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1311401222334 is a wasteful number, since it uses less digits than its factorization.

1311401222334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56874102 (or 56874096 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

Adding to 1311401222334 its reverse (4332221041131), we get a palindrome (5643622263465).

The spelling of 1311401222334 in words is "one trillion, three hundred eleven billion, four hundred one million, two hundred twenty-two thousand, three hundred thirty-four".