1220033125533 has 8 divisors (see below), whose sum is σ = 1682804311200. Its totient is φ = 785308678448.

The previous prime is 1220033125483. The next prime is 1220033125537. The reversal of 1220033125533 is 3355213300221.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1220033125533 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1220033125533.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1220033125537) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7011684543 + ... + 7011684716.

It is an arithmetic number, because the mean of its divisors is an integer number (210350538900).

Almost surely, 2^{1220033125533} is an apocalyptic number.

It is an amenable number.

1220033125533 is a deficient number, since it is larger than the sum of its proper divisors (462771185667).

1220033125533 is a wasteful number, since it uses less digits than its factorization.

1220033125533 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14023369291.

The product of its (nonzero) digits is 16200, while the sum is 30.

Adding to 1220033125533 its reverse (3355213300221), we get a palindrome (4575246425754).

The spelling of 1220033125533 in words is "one trillion, two hundred twenty billion, thirty-three million, one hundred twenty-five thousand, five hundred thirty-three".