111211301000 has 64 divisors (see below), whose sum is σ = 260300504880. Its totient is φ = 44473228800.

The previous prime is 111211300997. The next prime is 111211301017. The reversal of 111211301000 is 103112111.

It is a happy number.

111211301000 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 8 ways, for example, as 2834710564 + 108376590436 = 53242^2 + 329206^2 .

It is a super-2 number, since 2×111211301000² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4721252 + ... + 4744748.

Almost surely, 2^111211301000 is an apocalyptic number.

111211301000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

111211301000 is an abundant number, since it is smaller than the sum of its proper divisors (149089203880).

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

111211301000 is a wasteful number, since it uses less digits than its factorization.

111211301000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28251 (or 28237 counting only the distinct ones).

The product of its (nonzero) digits is 6, while the sum is 11.

Adding to 111211301000 its reverse (103112111), we get a palindrome (111314413111).

The spelling of 111211301000 in words is "one hundred eleven billion, two hundred eleven million, three hundred one thousand".