2112522006 has 24 divisors (see below), whose sum is σ = 4914847800. Its totient is φ = 603577632.

The previous prime is 2112521987. The next prime is 2112522029. The reversal of 2112522006 is 6002252112.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3592431 + ... + 3593018.

It is an arithmetic number, because the mean of its divisors is an integer number (204785325).

Almost surely, 2^2112522006 is an apocalyptic number.

2112522006 is an abundant number, since it is smaller than the sum of its proper divisors (2802325794).

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

2112522006 is a wasteful number, since it uses less digits than its factorization.

2112522006 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7185468 (or 7185461 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 21.

The square root of 2112522006 is about 45962.1801702226. The cubic root of 2112522006 is about 1283.1194273417.

Adding to 2112522006 its reverse (6002252112), we get a palindrome (8114774118).

The spelling of 2112522006 in words is "two billion, one hundred twelve million, five hundred twenty-two thousand, six".