2113122101 has 8 divisors (see below), whose sum is σ = 2138440608. Its totient is φ = 2087890000.

The previous prime is 2113122097. The next prime is 2113122127. The reversal of 2113122101 is 1012213112.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2113122101 - 2² = 2113122097 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2113122181) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28286 + ... + 70896.

It is an arithmetic number, because the mean of its divisors is an integer number (267305076).

Almost surely, 2^2113122101 is an apocalyptic number.

It is an amenable number.

2113122101 is a deficient number, since it is larger than the sum of its proper divisors (25318507).

2113122101 is a wasteful number, since it uses less digits than its factorization.

2113122101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43203.

The product of its (nonzero) digits is 24, while the sum is 14.

The square root of 2113122101 is about 45968.7078456639. The cubic root of 2113122101 is about 1283.2409125700.

Adding to 2113122101 its reverse (1012213112), we get a palindrome (3125335213).

The spelling of 2113122101 in words is "two billion, one hundred thirteen million, one hundred twenty-two thousand, one hundred one".