2011445251125 has 32 divisors (see below), whose sum is σ = 3371475968640. Its totient is φ = 1064940329600.

The previous prime is 2011445251121. The next prime is 2011445251133. The reversal of 2011445251125 is 5211525441102.

It is not a de Polignac number, because 2011445251125 - 2² = 2011445251121 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2011445251121) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 19524735 + ... + 19627484.

It is an arithmetic number, because the mean of its divisors is an integer number (105358624020).

Almost surely, 2^{2011445251125} is an apocalyptic number.

2011445251125 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2011445251125 is a deficient number, since it is larger than the sum of its proper divisors (1360030717515).

2011445251125 is a wasteful number, since it uses less digits than its factorization.

2011445251125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39152374 (or 39152364 counting only the distinct ones).

The product of its (nonzero) digits is 16000, while the sum is 33.

The spelling of 2011445251125 in words is "two trillion, eleven billion, four hundred forty-five million, two hundred fifty-one thousand, one hundred twenty-five".