2103642755236 has 27 divisors (see below), whose sum is σ = 4046531224267. Its totient is φ = 956186748440.

The previous prime is 2103642755219. The next prime is 2103642755251. The reversal of 2103642755236 is 6325572463012.

The square root of 2103642755236 is 1450394.

It is a perfect power (a square), and thus also a powerful number.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 31875705 + ... + 31941631.

Almost surely, 2^{2103642755236} is an apocalyptic number.

2103642755236 is the 1450394-th square number.

It is an amenable number.

2103642755236 is a deficient number, since it is larger than the sum of its proper divisors (1942888469031).

2103642755236 is an frugal number, since it uses more digits than its factorization.

2103642755236 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 131880 (or 65940 counting only the distinct ones).

The product of its (nonzero) digits is 1814400, while the sum is 46.

The spelling of 2103642755236 in words is "two trillion, one hundred three billion, six hundred forty-two million, seven hundred fifty-five thousand, two hundred thirty-six".