1001223133133 has 8 divisors (see below), whose sum is σ = 1044768120000. Its totient is φ = 957679275168.

The previous prime is 1001223133111. The next prime is 1001223133153. The reversal of 1001223133133 is 3313313221001.

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 1001223133133 - 2¹⁶ = 1001223067597 is a prime.

It is a super-2 number, since 2×1001223133133² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1001223133099 and 1001223133108.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1001223133103) 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, 1883993 + ... + 2356241.

It is an arithmetic number, because the mean of its divisors is an integer number (130596015000).

Almost surely, 2^{1001223133133} is an apocalyptic number.

It is an amenable number.

1001223133133 is a deficient number, since it is larger than the sum of its proper divisors (43544986867).

1001223133133 is an equidigital number, since it uses as much as digits as its factorization.

1001223133133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 564451.

The product of its (nonzero) digits is 972, while the sum is 23.

Adding to 1001223133133 its reverse (3313313221001), we get a palindrome (4314536354134).

The spelling of 1001223133133 in words is "one trillion, one billion, two hundred twenty-three million, one hundred thirty-three thousand, one hundred thirty-three".