1200323103331 has 16 divisors (see below), whose sum is σ = 1362708023040. Its totient is φ = 1047266258080.

The previous prime is 1200323103323. The next prime is 1200323103347. The reversal of 1200323103331 is 1333013230021.

It is a cyclic number.

It is not a de Polignac number, because 1200323103331 - 2³ = 1200323103323 is a prime.

It is a super-2 number, since 2×1200323103331² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1200323103731) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11212501 + ... + 11319046.

It is an arithmetic number, because the mean of its divisors is an integer number (85169251440).

Almost surely, 2^{1200323103331} is an apocalyptic number.

1200323103331 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1200323103331 is a deficient number, since it is larger than the sum of its proper divisors (162384919709).

1200323103331 is a wasteful number, since it uses less digits than its factorization.

1200323103331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22531754.

The product of its (nonzero) digits is 972, while the sum is 22.

Adding to 1200323103331 its reverse (1333013230021), we get a palindrome (2533336333352).

The spelling of 1200323103331 in words is "one trillion, two hundred billion, three hundred twenty-three million, one hundred three thousand, three hundred thirty-one".