233153212121120 has 48 divisors (see below), whose sum is σ = 550851159962880. Its totient is φ = 93256764835584.

The previous prime is 233153212121023. The next prime is 233153212121131. The reversal of 233153212121120 is 21121212351332.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32000042 + ... + 38604521.

It is an arithmetic number, because the mean of its divisors is an integer number (11476065832560).

Almost surely, 2^{233153212121120} is an apocalyptic number.

233153212121120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

233153212121120 is an abundant number, since it is smaller than the sum of its proper divisors (317697947841760).

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

233153212121120 is a wasteful number, since it uses less digits than its factorization.

233153212121120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70625217 (or 70625209 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 29.

Adding to 233153212121120 its reverse (21121212351332), we get a palindrome (254274424472452).

The spelling of 233153212121120 in words is "two hundred thirty-three trillion, one hundred fifty-three billion, two hundred twelve million, one hundred twenty-one thousand, one hundred twenty".