2118863211250 has 40 divisors (see below), whose sum is σ = 3989407580928. Its totient is φ = 843744522000.

The previous prime is 2118863211209. The next prime is 2118863211263. The reversal of 2118863211250 is 521123688112.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 3521902 + ... + 4079401.

Almost surely, 2^{2118863211250} is an apocalyptic number.

2118863211250 is a deficient number, since it is larger than the sum of its proper divisors (1870544369678).

2118863211250 is an equidigital number, since it uses as much as digits as its factorization.

2118863211250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7601548 (or 7601533 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 40.

Adding to 2118863211250 its reverse (521123688112), we get a palindrome (2639986899362).

The spelling of 2118863211250 in words is "two trillion, one hundred eighteen billion, eight hundred sixty-three million, two hundred eleven thousand, two hundred fifty".