11233333212 has 48 divisors (see below), whose sum is σ = 26662027392. Its totient is φ = 3680488000.

The previous prime is 11233333211. The next prime is 11233333213. The reversal of 11233333212 is 21233333211.

It is an interprime number because it is at equal distance from previous prime (11233333211) and next prime (11233333213).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11233333211) 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, 167587 + ... + 224837.

It is an arithmetic number, because the mean of its divisors is an integer number (555458904).

Almost surely, 2^11233333212 is an apocalyptic number.

11233333212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11233333212 is an abundant number, since it is smaller than the sum of its proper divisors (15428694180).

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

11233333212 is a wasteful number, since it uses less digits than its factorization.

11233333212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57538 (or 57536 counting only the distinct ones).

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

Adding to 11233333212 its reverse (21233333211), we get a palindrome (32466666423).

Subtracting 11233333212 from its reverse (21233333211), we obtain a palindrome (9999999999).

The spelling of 11233333212 in words is "eleven billion, two hundred thirty-three million, three hundred thirty-three thousand, two hundred twelve".