2155100114145 has 24 divisors (see below), whose sum is σ = 3790126484928. Its totient is φ = 1044897024160.

The previous prime is 2155100114119. The next prime is 2155100114171. The reversal of 2155100114145 is 5414110015512.

It is an interprime number because it is at equal distance from previous prime (2155100114119) and next prime (2155100114171).

It is not a de Polignac number, because 2155100114145 - 2⁶ = 2155100114081 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 593689677 + ... + 593693306.

It is an arithmetic number, because the mean of its divisors is an integer number (157921936872).

Almost surely, 2^{2155100114145} is an apocalyptic number.

It is an amenable number.

2155100114145 is a deficient number, since it is larger than the sum of its proper divisors (1635026370783).

2155100114145 is a wasteful number, since it uses less digits than its factorization.

2155100114145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1187383013 (or 1187383002 counting only the distinct ones).

The product of its (nonzero) digits is 4000, while the sum is 30.

Adding to 2155100114145 its reverse (5414110015512), we get a palindrome (7569210129657).

The spelling of 2155100114145 in words is "two trillion, one hundred fifty-five billion, one hundred million, one hundred fourteen thousand, one hundred forty-five".