2125311235311 has 32 divisors (see below), whose sum is σ = 3315462554880. Its totient is φ = 1197250329600.

The previous prime is 2125311235253. The next prime is 2125311235391. The reversal of 2125311235311 is 1135321135212.

It is a happy number.

It is not a de Polignac number, because 2125311235311 - 2⁷ = 2125311235183 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2125311235391) 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, 31944610 + ... + 32011071.

It is an arithmetic number, because the mean of its divisors is an integer number (103608204840).

Almost surely, 2^{2125311235311} is an apocalyptic number.

2125311235311 is a deficient number, since it is larger than the sum of its proper divisors (1190151319569).

2125311235311 is a wasteful number, since it uses less digits than its factorization.

2125311235311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63955767.

The product of its digits is 5400, while the sum is 30.

The spelling of 2125311235311 in words is "two trillion, one hundred twenty-five billion, three hundred eleven million, two hundred thirty-five thousand, three hundred eleven".