2112040101 has 32 divisors (see below), whose sum is σ = 3093292800. Its totient is φ = 1275868160.

The previous prime is 2112040069. The next prime is 2112040127. The reversal of 2112040101 is 1010402112.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 2112040101 - 2⁵ = 2112040069 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2112040141) 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, 573496 + ... + 577166.

It is an arithmetic number, because the mean of its divisors is an integer number (96665400).

Almost surely, 2^2112040101 is an apocalyptic number.

It is an amenable number.

2112040101 is a deficient number, since it is larger than the sum of its proper divisors (981252699).

2112040101 is a wasteful number, since it uses less digits than its factorization.

2112040101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4109.

The product of its (nonzero) digits is 16, while the sum is 12.

The square root of 2112040101 is about 45956.9374632383. The cubic root of 2112040101 is about 1283.0218522332.

Adding to 2112040101 its reverse (1010402112), we get a palindrome (3122442213).

The spelling of 2112040101 in words is "two billion, one hundred twelve million, forty thousand, one hundred one".