1311221411034 has 32 divisors (see below), whose sum is σ = 2629516953600. Its totient is φ = 435894980352.

The previous prime is 1311221411011. The next prime is 1311221411113. The reversal of 1311221411034 is 4301141221131.

It is a junction number, because it is equal to n+sod(n) for n = 1311221410995 and 1311221411013.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 42766542 + ... + 42797190.

It is an arithmetic number, because the mean of its divisors is an integer number (82172404800).

Almost surely, 2^{1311221411034} is an apocalyptic number.

1311221411034 is an abundant number, since it is smaller than the sum of its proper divisors (1318295542566).

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

1311221411034 is a wasteful number, since it uses less digits than its factorization.

1311221411034 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49654.

The product of its (nonzero) digits is 576, while the sum is 24.

Adding to 1311221411034 its reverse (4301141221131), we get a palindrome (5612362632165).

The spelling of 1311221411034 in words is "one trillion, three hundred eleven billion, two hundred twenty-one million, four hundred eleven thousand, thirty-four".