1311131434310 has 32 divisors (see below), whose sum is σ = 2363629731840. Its totient is φ = 523654689888.

The previous prime is 1311131434289. The next prime is 1311131434331. The reversal of 1311131434310 is 134341311131.

It is an interprime number because it is at equal distance from previous prime (1311131434289) and next prime (1311131434331).

It is a super-2 number, since 2×1311131434310² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1311131434310.

It is a congruent number.

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, 18307151 + ... + 18378629.

It is an arithmetic number, because the mean of its divisors is an integer number (73863429120).

Almost surely, 2^{1311131434310} is an apocalyptic number.

1311131434310 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1311131434310 is a deficient number, since it is larger than the sum of its proper divisors (1052498297530).

1311131434310 is a wasteful number, since it uses less digits than its factorization.

1311131434310 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74252.

The product of its (nonzero) digits is 1296, while the sum is 26.

Adding to 1311131434310 its reverse (134341311131), we get a palindrome (1445472745441).

The spelling of 1311131434310 in words is "one trillion, three hundred eleven billion, one hundred thirty-one million, four hundred thirty-four thousand, three hundred ten".