233021132121 has 8 divisors (see below), whose sum is σ = 311238969184. Its totient is φ = 155075358240.

The previous prime is 233021132111. The next prime is 233021132131. The reversal of 233021132121 is 121231120332.

It is an interprime number because it is at equal distance from previous prime (233021132111) and next prime (233021132131).

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

It is not a de Polignac number, because 233021132121 - 2²² = 233016937817 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (233021132111) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 68013796 + ... + 68017221.

It is an arithmetic number, because the mean of its divisors is an integer number (38904871148).

Almost surely, 2^233021132121 is an apocalyptic number.

It is an amenable number.

233021132121 is a deficient number, since it is larger than the sum of its proper divisors (78217837063).

233021132121 is a wasteful number, since it uses less digits than its factorization.

233021132121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136031591.

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

Adding to 233021132121 its reverse (121231120332), we get a palindrome (354252252453).

The spelling of 233021132121 in words is "two hundred thirty-three billion, twenty-one million, one hundred thirty-two thousand, one hundred twenty-one".