2112501156 has 48 divisors (see below), whose sum is σ = 5071410624. Its totient is φ = 684135936.

The previous prime is 2112501121. The next prime is 2112501161. The reversal of 2112501156 is 6511052112.

It is a super-2 number, since 2×2112501156² = 8925322268202672672, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 40696 + ... + 76688.

It is an arithmetic number, because the mean of its divisors is an integer number (105654388).

Almost surely, 2^2112501156 is an apocalyptic number.

It is an amenable number.

2112501156 is an abundant number, since it is smaller than the sum of its proper divisors (2958909468).

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

2112501156 is a wasteful number, since it uses less digits than its factorization.

2112501156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36140 (or 36138 counting only the distinct ones).

The product of its (nonzero) digits is 600, while the sum is 24.

The square root of 2112501156 is about 45961.9533527460. The cubic root of 2112501156 is about 1283.1152059848.

Adding to 2112501156 its reverse (6511052112), we get a palindrome (8623553268).

The spelling of 2112501156 in words is "two billion, one hundred twelve million, five hundred one thousand, one hundred fifty-six".