111301010221000 has 64 divisors (see below), whose sum is σ = 262345417991280. Its totient is φ = 44195437580800.

The previous prime is 111301010220991. The next prime is 111301010221001. The reversal of 111301010221000 is 122010103111.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 22390707261924 + 88910302959076 = 4731882^2 + 9429226^2 .

It is not an unprimeable number, because it can be changed into a prime (111301010221001) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 406071067 + ... + 406345066.

Almost surely, 2^{111301010221000} is an apocalyptic number.

111301010221000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

111301010221000 is an abundant number, since it is smaller than the sum of its proper divisors (151044407770280).

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

111301010221000 is a wasteful number, since it uses less digits than its factorization.

111301010221000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 812416291 (or 812416277 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 13.

Adding to 111301010221000 its reverse (122010103111), we get a palindrome (111423020324111).

The spelling of 111301010221000 in words is "one hundred eleven trillion, three hundred one billion, ten million, two hundred twenty-one thousand".