1201121003233 has 16 divisors (see below), whose sum is σ = 1271321006400. Its totient is φ = 1131627732480.

The previous prime is 1201121003231. The next prime is 1201121003297. The reversal of 1201121003233 is 3323001211021.

It is a cyclic number.

It is not a de Polignac number, because 1201121003233 - 2¹ = 1201121003231 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1201121003233.

It is not an unprimeable number, because it can be changed into a prime (1201121003231) 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 15 ways as a sum of consecutive naturals, for example, 5051385 + ... + 5283817.

It is an arithmetic number, because the mean of its divisors is an integer number (79457562900).

Almost surely, 2^{1201121003233} is an apocalyptic number.

It is an amenable number.

1201121003233 is a deficient number, since it is larger than the sum of its proper divisors (70200003167).

1201121003233 is a wasteful number, since it uses less digits than its factorization.

1201121003233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 233952.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 1201121003233 its reverse (3323001211021), we get a palindrome (4524122214254).

The spelling of 1201121003233 in words is "one trillion, two hundred one billion, one hundred twenty-one million, three thousand, two hundred thirty-three".