1000300111221 has 8 divisors (see below), whose sum is σ = 1412188392384. Its totient is φ = 627639285440.

The previous prime is 1000300111123. The next prime is 1000300111241. The reversal of 1000300111221 is 1221110030001.

1000300111221 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1000300111221 - 2⁹ = 1000300110709 is a prime.

It is a super-2 number, since 2×1000300111221² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1000300111197 and 1000300111206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1000300111241) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9806863785 + ... + 9806863886.

It is an arithmetic number, because the mean of its divisors is an integer number (176523549048).

Almost surely, 2^{1000300111221} is an apocalyptic number.

It is an amenable number.

1000300111221 is a deficient number, since it is larger than the sum of its proper divisors (411888281163).

1000300111221 is a wasteful number, since it uses less digits than its factorization.

1000300111221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19613727691.

The product of its (nonzero) digits is 12, while the sum is 12.

Adding to 1000300111221 its reverse (1221110030001), we get a palindrome (2221410141222).

The spelling of 1000300111221 in words is "one trillion, three hundred million, one hundred eleven thousand, two hundred twenty-one".