233111011111132 has 48 divisors (see below), whose sum is σ = 510496570644480. Its totient is φ = 90484841822400.

The previous prime is 233111011111079. The next prime is 233111011111211. The reversal of 233111011111132 is 231111110111332.

It is a happy number.

It is a super-2 number, since 2×233111011111132² (a number of 30 digits) contains 22 as substring.

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 pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1406708844 + ... + 1406874547.

It is an arithmetic number, because the mean of its divisors is an integer number (10635345221760).

Almost surely, 2^{233111011111132} is an apocalyptic number.

233111011111132 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

233111011111132 is an abundant number, since it is smaller than the sum of its proper divisors (277385559533348).

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

233111011111132 is a wasteful number, since it uses less digits than its factorization.

233111011111132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2813583682 (or 2813583680 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 22.

Adding to 233111011111132 its reverse (231111110111332), we get a palindrome (464222121222464).

The spelling of 233111011111132 in words is "two hundred thirty-three trillion, one hundred eleven billion, eleven million, one hundred eleven thousand, one hundred thirty-two".