11331200203123 has 16 divisors (see below), whose sum is σ = 12455625648960. Its totient is φ = 10260268211200.

The previous prime is 11331200203073. The next prime is 11331200203163. The reversal of 11331200203123 is 32130200213311.

It is a cyclic number.

It is not a de Polignac number, because 11331200203123 - 2¹⁷ = 11331200072051 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11331200203094 and 11331200203103.

It is not an unprimeable number, because it can be changed into a prime (11331200203163) 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, 40758583 + ... + 41035648.

It is an arithmetic number, because the mean of its divisors is an integer number (778476603060).

Almost surely, 2^{11331200203123} is an apocalyptic number.

11331200203123 is a deficient number, since it is larger than the sum of its proper divisors (1124425445837).

11331200203123 is a wasteful number, since it uses less digits than its factorization.

11331200203123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81794558.

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

Adding to 11331200203123 its reverse (32130200213311), we get a palindrome (43461400416434).

The spelling of 11331200203123 in words is "eleven trillion, three hundred thirty-one billion, two hundred million, two hundred three thousand, one hundred twenty-three".