2162112612 has 96 divisors (see below), whose sum is σ = 5773178880. Its totient is φ = 623848320.

The previous prime is 2162112611. The next prime is 2162112629.

2162112612 is nontrivially palindromic in base 10.

It is a nude number because it is divisible by every one of its digits.

It is not an unprimeable number, because it can be changed into a prime (2162112611) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 224839 + ... + 234257.

It is an arithmetic number, because the mean of its divisors is an integer number (60137280).

Almost surely, 2^2162112612 is an apocalyptic number.

2162112612 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2162112612, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2886589440).

2162112612 is an abundant number, since it is smaller than the sum of its proper divisors (3611066268).

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

2162112612 is a wasteful number, since it uses less digits than its factorization.

2162112612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9521 (or 9519 counting only the distinct ones).

The product of its digits is 576, while the sum is 24.

The square root of 2162112612 is about 46498.5226862102. The cubic root of 2162112612 is about 1293.0821104551.

The spelling of 2162112612 in words is "two billion, one hundred sixty-two million, one hundred twelve thousand, six hundred twelve".