2111252135 has 8 divisors (see below), whose sum is σ = 2534779440. Its totient is φ = 1688150464.

The previous prime is 2111252123. The next prime is 2111252167. The reversal of 2111252135 is 5312521112.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2111252135 - 2³⁰ = 1037510311 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2111252135.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 95390 + ... + 115419.

It is an arithmetic number, because the mean of its divisors is an integer number (316847430).

Almost surely, 2^2111252135 is an apocalyptic number.

2111252135 is a deficient number, since it is larger than the sum of its proper divisors (423527305).

2111252135 is a wasteful number, since it uses less digits than its factorization.

2111252135 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 212817.

The product of its digits is 600, while the sum is 23.

The square root of 2111252135 is about 45948.3637902374. The cubic root of 2111252135 is about 1282.8622745578.

Adding to 2111252135 its reverse (5312521112), we get a palindrome (7423773247).

The spelling of 2111252135 in words is "two billion, one hundred eleven million, two hundred fifty-two thousand, one hundred thirty-five".