2061102556 has 12 divisors (see below), whose sum is σ = 3642642360. Its totient is φ = 1020347600.

The previous prime is 2061102541. The next prime is 2061102601. The reversal of 2061102556 is 6552011602.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2550466 + ... + 2551273.

It is an arithmetic number, because the mean of its divisors is an integer number (303553530).

Almost surely, 2^2061102556 is an apocalyptic number.

It is an amenable number.

2061102556 is a deficient number, since it is larger than the sum of its proper divisors (1581539804).

2061102556 is a wasteful number, since it uses less digits than its factorization.

2061102556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5101844 (or 5101842 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 28.

The square root of 2061102556 is about 45399.3673524202. The cubic root of 2061102556 is about 1272.6232911395.

The spelling of 2061102556 in words is "two billion, sixty-one million, one hundred two thousand, five hundred fifty-six".