2112401130101 has 4 divisors (see below), whose sum is σ = 2116305753804. Its totient is φ = 2108496506400.

The previous prime is 2112401130089. The next prime is 2112401130127. The reversal of 2112401130101 is 1010311042112.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 811033529476 + 1301367600625 = 900574^2 + 1140775^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2112401130101 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2112401130101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2112401130181) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1952311040 + ... + 1952312121.

It is an arithmetic number, because the mean of its divisors is an integer number (529076438451).

Almost surely, 2^{2112401130101} is an apocalyptic number.

It is an amenable number.

2112401130101 is a deficient number, since it is larger than the sum of its proper divisors (3904623703).

2112401130101 is an equidigital number, since it uses as much as digits as its factorization.

2112401130101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3904623702.

The product of its (nonzero) digits is 48, while the sum is 17.

Adding to 2112401130101 its reverse (1010311042112), we get a palindrome (3122712172213).

The spelling of 2112401130101 in words is "two trillion, one hundred twelve billion, four hundred one million, one hundred thirty thousand, one hundred one".