2012117562 has 48 divisors (see below), whose sum is σ = 5365651200. Its totient is φ = 530667936.

The previous prime is 2012117561. The next prime is 2012117563. The reversal of 2012117562 is 2657112102.

It is an interprime number because it is at equal distance from previous prime (2012117561) and next prime (2012117563).

It is not an unprimeable number, because it can be changed into a prime (2012117561) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 612562 + ... + 615837.

It is an arithmetic number, because the mean of its divisors is an integer number (111784400).

Almost surely, 2^2012117562 is an apocalyptic number.

2012117562 is an abundant number, since it is smaller than the sum of its proper divisors (3353533638).

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

2012117562 is a wasteful number, since it uses less digits than its factorization.

2012117562 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1228427 (or 1228424 counting only the distinct ones).

The product of its (nonzero) digits is 1680, while the sum is 27.

The square root of 2012117562 is about 44856.6334224939. The cubic root of 2012117562 is about 1262.4604567819.

Adding to 2012117562 its reverse (2657112102), we get a palindrome (4669229664).

The spelling of 2012117562 in words is "two billion, twelve million, one hundred seventeen thousand, five hundred sixty-two".