2112114400655 has 16 divisors (see below), whose sum is σ = 2896892281920. Its totient is φ = 1448167894272.

The previous prime is 2112114400619. The next prime is 2112114400657. The reversal of 2112114400655 is 5560044112112.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 2112114400655 - 2⁸ = 2112114400399 is a prime.

It is a super-2 number, since 2×2112114400655² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2112114400657) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2528174 + ... + 3258203.

It is an arithmetic number, because the mean of its divisors is an integer number (181055767620).

Almost surely, 2^{2112114400655} is an apocalyptic number.

2112114400655 is a deficient number, since it is larger than the sum of its proper divisors (784777881265).

2112114400655 is a wasteful number, since it uses less digits than its factorization.

2112114400655 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5796818.

The product of its (nonzero) digits is 9600, while the sum is 32.

Adding to 2112114400655 its reverse (5560044112112), we get a palindrome (7672158512767).

The spelling of 2112114400655 in words is "two trillion, one hundred twelve billion, one hundred fourteen million, four hundred thousand, six hundred fifty-five".