1112020125 has 64 divisors (see below), whose sum is σ = 1969094400. Its totient is φ = 555724800.

The previous prime is 1112020121. The next prime is 1112020153. The reversal of 1112020125 is 5210202111.

It is not a de Polignac number, because 1112020125 - 2² = 1112020121 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1112020121) by changing a digit.

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 in 63 ways as a sum of consecutive naturals, for example, 690321 + ... + 691929.

It is an arithmetic number, because the mean of its divisors is an integer number (30767100).

Almost surely, 2^1112020125 is an apocalyptic number.

1112020125 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1112020125 is a deficient number, since it is larger than the sum of its proper divisors (857074275).

1112020125 is a wasteful number, since it uses less digits than its factorization.

1112020125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1743 (or 1733 counting only the distinct ones).

The product of its (nonzero) digits is 40, while the sum is 15.

The square root of 1112020125 is about 33346.9657540233. The cubic root of 1112020125 is about 1036.0265434109.

Adding to 1112020125 its reverse (5210202111), we get a palindrome (6322222236).

The spelling of 1112020125 in words is "one billion, one hundred twelve million, twenty thousand, one hundred twenty-five".