1012010112 has 80 divisors (see below), whose sum is σ = 3011756550. Its totient is φ = 337333248.

The previous prime is 1012010101. The next prime is 1012010149. The reversal of 1012010112 is 2110102101.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 884229696 + 127780416 = 29736^2 + 11304^2 .

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a junction number, because it is equal to n+sod(n) for n = 1012010094 and 1012010103.

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 38437 + ... + 59172.

Almost surely, 2^1012010112 is an apocalyptic number.

1012010112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1012010112 is an abundant number, since it is smaller than the sum of its proper divisors (1999746438).

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

1012010112 is an frugal number, since it uses more digits than its factorization.

1012010112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 97635 (or 97614 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 9.

The square root of 1012010112 is about 31812.1063747750. The cubic root of 1012010112 is about 1003.9874497778.

Adding to 1012010112 its reverse (2110102101), we get a palindrome (3122112213).

The spelling of 1012010112 in words is "one billion, twelve million, ten thousand, one hundred twelve".