1211331022033 has 8 divisors (see below), whose sum is σ = 1321479188640. Its totient is φ = 1101187382880.

The previous prime is 1211331022021. The next prime is 1211331022039. The reversal of 1211331022033 is 3302201331121.

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 1211331022033 - 2²⁹ = 1210794151121 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1211331021995 and 1211331022013.

It is not an unprimeable number, because it can be changed into a prime (1211331022039) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 559860 + ... + 1654117.

It is an arithmetic number, because the mean of its divisors is an integer number (165184898580).

Almost surely, 2^{1211331022033} is an apocalyptic number.

It is an amenable number.

1211331022033 is a deficient number, since it is larger than the sum of its proper divisors (110148166607).

1211331022033 is a wasteful number, since it uses less digits than its factorization.

1211331022033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2263727.

The product of its (nonzero) digits is 648, while the sum is 22.

Adding to 1211331022033 its reverse (3302201331121), we get a palindrome (4513532353154).

The spelling of 1211331022033 in words is "one trillion, two hundred eleven billion, three hundred thirty-one million, twenty-two thousand, thirty-three".