1203233021331 has 64 divisors (see below), whose sum is σ = 1830330432000. Its totient is φ = 696391808000.

The previous prime is 1203233021327. The next prime is 1203233021359. The reversal of 1203233021331 is 1331203323021.

It is a cyclic number.

It is not a de Polignac number, because 1203233021331 - 2² = 1203233021327 is a prime.

It is a super-2 number, since 2×1203233021331² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1203233041331) 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 63 ways as a sum of consecutive naturals, for example, 101387260 + ... + 101399126.

It is an arithmetic number, because the mean of its divisors is an integer number (28598913000).

Almost surely, 2^{1203233021331} is an apocalyptic number.

1203233021331 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1203233021331 is a deficient number, since it is larger than the sum of its proper divisors (627097410669).

1203233021331 is a wasteful number, since it uses less digits than its factorization.

1203233021331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13060.

The product of its (nonzero) digits is 1944, while the sum is 24.

Adding to 1203233021331 its reverse (1331203323021), we get a palindrome (2534436344352).

The spelling of 1203233021331 in words is "one trillion, two hundred three billion, two hundred thirty-three million, twenty-one thousand, three hundred thirty-one".