1233011231103 has 16 divisors (see below), whose sum is σ = 1747861701120. Its totient is φ = 771432783264.

The previous prime is 1233011231059. The next prime is 1233011231129. The reversal of 1233011231103 is 3011321103321.

It is a happy number.

It is not a de Polignac number, because 1233011231103 - 2²² = 1233007036799 is a prime.

It is a super-2 number, since 2×1233011231103² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1233011231103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1233011231143) 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, 168578683 + ... + 168585996.

It is an arithmetic number, because the mean of its divisors is an integer number (109241356320).

Almost surely, 2^{1233011231103} is an apocalyptic number.

1233011231103 is a deficient number, since it is larger than the sum of its proper divisors (514850470017).

1233011231103 is a wasteful number, since it uses less digits than its factorization.

1233011231103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 337164758.

The product of its (nonzero) digits is 324, while the sum is 21.

Adding to 1233011231103 its reverse (3011321103321), we get a palindrome (4244332334424).

The spelling of 1233011231103 in words is "one trillion, two hundred thirty-three billion, eleven million, two hundred thirty-one thousand, one hundred three".