1111221010133 has 8 divisors (see below), whose sum is σ = 1196708659608. Its totient is φ = 1025734662144.

The previous prime is 1111221010129. The next prime is 1111221010171. The reversal of 1111221010133 is 3310101221111.

It can be written as a sum of positive squares in 4 ways, for example, as 175545916324 + 935675093809 = 418982^2 + 967303^2 .

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 1111221010133 - 2² = 1111221010129 is a prime.

It is a super-2 number, since 2×1111221010133² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1111221010183) 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, 2139641 + ... + 2607777.

It is an arithmetic number, because the mean of its divisors is an integer number (149588582451).

Almost surely, 2^{1111221010133} is an apocalyptic number.

1111221010133 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

1111221010133 is a deficient number, since it is larger than the sum of its proper divisors (85487649475).

1111221010133 is a wasteful number, since it uses less digits than its factorization.

1111221010133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 650743.

The product of its (nonzero) digits is 36, while the sum is 17.

Adding to 1111221010133 its reverse (3310101221111), we get a palindrome (4421322231244).

The spelling of 1111221010133 in words is "one trillion, one hundred eleven billion, two hundred twenty-one million, ten thousand, one hundred thirty-three".