233103213112 has 64 divisors (see below), whose sum is σ = 545317194240. Its totient is φ = 90752668800.

The previous prime is 233103213029. The next prime is 233103213163. The reversal of 233103213112 is 211312301332.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 703662 + ... + 980482.

It is an arithmetic number, because the mean of its divisors is an integer number (8520581160).

Almost surely, 2^233103213112 is an apocalyptic number.

233103213112 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 233103213112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (272658597120).

233103213112 is an abundant number, since it is smaller than the sum of its proper divisors (312213981128).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

233103213112 is a wasteful number, since it uses less digits than its factorization.

233103213112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 278212 (or 278208 counting only the distinct ones).

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

Adding to 233103213112 its reverse (211312301332), we get a palindrome (444415514444).

The spelling of 233103213112 in words is "two hundred thirty-three billion, one hundred three million, two hundred thirteen thousand, one hundred twelve".