1131010121112 has 16 divisors (see below), whose sum is σ = 2827525302840. Its totient is φ = 377003373696.

The previous prime is 1131010121077. The next prime is 1131010121123. The reversal of 1131010121112 is 2111210101311.

It is a junction number, because it is equal to n+sod(n) for n = 1131010121091 and 1131010121100.

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, 23562710833 + ... + 23562710880.

Almost surely, 2^{1131010121112} is an apocalyptic number.

1131010121112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1131010121112 is an abundant number, since it is smaller than the sum of its proper divisors (1696515181728).

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

1131010121112 is a wasteful number, since it uses less digits than its factorization.

1131010121112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47125421722 (or 47125421718 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 15.

Adding to 1131010121112 its reverse (2111210101311), we get a palindrome (3242220222423).

The spelling of 1131010121112 in words is "one trillion, one hundred thirty-one billion, ten million, one hundred twenty-one thousand, one hundred twelve".