10221121020300 has 144 divisors (see below), whose sum is σ = 31854346524672. Its totient is φ = 2523025612800.

The previous prime is 10221121020247. The next prime is 10221121020301. The reversal of 10221121020300 is 302012112201.

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 10221121020300.

It is not an unprimeable number, because it can be changed into a prime (10221121020301) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 23678389 + ... + 24106188.

Almost surely, 2^{10221121020300} is an apocalyptic number.

10221121020300 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10221121020300 is an abundant number, since it is smaller than the sum of its proper divisors (21633225504372).

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

10221121020300 is a wasteful number, since it uses less digits than its factorization.

10221121020300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47784648 (or 47784641 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 10221121020300 its reverse (302012112201), we get a palindrome (10523133132501).

The spelling of 10221121020300 in words is "ten trillion, two hundred twenty-one billion, one hundred twenty-one million, twenty thousand, three hundred".