10131112 has 8 divisors (see below), whose sum is σ = 18995850. Its totient is φ = 5065552.

The previous prime is 10131097. The next prime is 10131127. The reversal of 10131112 is 21113101.

It is an interprime number because it is at equal distance from previous prime (10131097) and next prime (10131127).

It can be written as a sum of positive squares in only one way, i.e., 8608356 + 1522756 = 2934^2 + 1234^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 633187 + ... + 633202.

Almost surely, 2^10131112 is an apocalyptic number.

It is an amenable number.

10131112 is a deficient number, since it is larger than the sum of its proper divisors (8864738).

10131112 is a wasteful number, since it uses less digits than its factorization.

10131112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1266395 (or 1266391 counting only the distinct ones).

The product of its (nonzero) digits is 6, while the sum is 10.

The square root of 10131112 is about 3182.9407785883. The cubic root of 10131112 is about 216.3809577991.

Adding to 10131112 its reverse (21113101), we get a palindrome (31244213).

It can be divided in two parts, 101 and 31112, that added together give a palindrome (31213).

The spelling of 10131112 in words is "ten million, one hundred thirty-one thousand, one hundred twelve".