2111221011300 has 36 divisors (see below), whose sum is σ = 6108466126896. Its totient is φ = 562992269600.

The previous prime is 2111221011181. The next prime is 2111221011337. The reversal of 2111221011300 is 31101221112.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 2111221011300.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3518701386 + ... + 3518701985.

It is an arithmetic number, because the mean of its divisors is an integer number (169679614636).

Almost surely, 2^{2111221011300} is an apocalyptic number.

2111221011300 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2111221011300 is an abundant number, since it is smaller than the sum of its proper divisors (3997245115596).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2111221011300 is a wasteful number, since it uses less digits than its factorization.

2111221011300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7037403388 (or 7037403381 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 15.

Adding to 2111221011300 its reverse (31101221112), we get a palindrome (2142322232412).

The spelling of 2111221011300 in words is "two trillion, one hundred eleven billion, two hundred twenty-one million, eleven thousand, three hundred".