1311000101112 has 48 divisors (see below), whose sum is σ = 3549009160440. Its totient is φ = 403384645248.

The previous prime is 1311000101083. The next prime is 1311000101141. The reversal of 1311000101112 is 2111010001131.

It is an interprime number because it is at equal distance from previous prime (1311000101083) and next prime (1311000101141).

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 161608383 + ... + 161616494.

Almost surely, 2^{1311000101112} is an apocalyptic number.

1311000101112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1311000101112 is an abundant number, since it is smaller than the sum of its proper divisors (2238009059328).

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

1311000101112 is a wasteful number, since it uses less digits than its factorization.

1311000101112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 323224912 (or 323224895 counting only the distinct ones).

The product of its (nonzero) digits is 6, while the sum is 12.

Adding to 1311000101112 its reverse (2111010001131), we get a palindrome (3422010102243).

The spelling of 1311000101112 in words is "one trillion, three hundred eleven billion, one hundred one thousand, one hundred twelve".