233121213102 has 8 divisors (see below), whose sum is σ = 466242426216. Its totient is φ = 77707071032.

The previous prime is 233121213077. The next prime is 233121213103. The reversal of 233121213102 is 201312121332.

It is a sphenic number, since it is the product of 3 distinct primes.

233121213102 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (233121213103) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19426767753 + ... + 19426767764.

It is an arithmetic number, because the mean of its divisors is an integer number (58280303277).

Almost surely, 2^233121213102 is an apocalyptic number.

233121213102 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

233121213102 is a wasteful number, since it uses less digits than its factorization.

233121213102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38853535522.

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 233121213102 its reverse (201312121332), we get a palindrome (434433334434).

The spelling of 233121213102 in words is "two hundred thirty-three billion, one hundred twenty-one million, two hundred thirteen thousand, one hundred two".