2105234121150 has 144 divisors (see below), whose sum is σ = 6092210192640. Its totient is φ = 519479956800.

The previous prime is 2105234121149. The next prime is 2105234121173. The reversal of 2105234121150 is 511214325012.

It is a happy number.

2105234121150 is a `hidden beast` number, since 2 + 1 + 0 + 523 + 4 + 121 + 15 + 0 = 666.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 2495446 + ... + 3230745.

Almost surely, 2^{2105234121150} is an apocalyptic number.

2105234121150 is an abundant number, since it is smaller than the sum of its proper divisors (3986976071490).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2105234121150 is a wasteful number, since it uses less digits than its factorization.

2105234121150 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5726271 (or 5726263 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 27.

Adding to 2105234121150 its reverse (511214325012), we get a palindrome (2616448446162).

The spelling of 2105234121150 in words is "two trillion, one hundred five billion, two hundred thirty-four million, one hundred twenty-one thousand, one hundred fifty".