1012232112 has 40 divisors (see below), whose sum is σ = 2629563840. Its totient is φ = 335522880.

The previous prime is 1012232101. The next prime is 1012232129. The reversal of 1012232112 is 2112322101.

It is a super-2 number, since 2×1012232112² = 2049227697127961088, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1012232091 and 1012232100.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 50314 + ... + 67497.

It is an arithmetic number, because the mean of its divisors is an integer number (65739096).

Almost surely, 2^1012232112 is an apocalyptic number.

1012232112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1012232112 is an abundant number, since it is smaller than the sum of its proper divisors (1617331728).

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

1012232112 is a wasteful number, since it uses less digits than its factorization.

1012232112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 118001 (or 117995 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 15.

The square root of 1012232112 is about 31815.5954211138. The cubic root of 1012232112 is about 1004.0608577788.

Adding to 1012232112 its reverse (2112322101), we get a palindrome (3124554213).

The spelling of 1012232112 in words is "one billion, twelve million, two hundred thirty-two thousand, one hundred twelve".