235450221236 has 24 divisors (see below), whose sum is σ = 414690867360. Its totient is φ = 116968737312.

The previous prime is 235450221163. The next prime is 235450221239. The reversal of 235450221236 is 632122054532.

It is a junction number, because it is equal to n+sod(n) for n = 235450221196 and 235450221205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (235450221239) 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, 380171 + ... + 784493.

It is an arithmetic number, because the mean of its divisors is an integer number (17278786140).

Almost surely, 2^235450221236 is an apocalyptic number.

It is an amenable number.

235450221236 is a deficient number, since it is larger than the sum of its proper divisors (179240646124).

235450221236 is a wasteful number, since it uses less digits than its factorization.

235450221236 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 405263 (or 405261 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 35.

Adding to 235450221236 its reverse (632122054532), we get a palindrome (867572275768).

The spelling of 235450221236 in words is "two hundred thirty-five billion, four hundred fifty million, two hundred twenty-one thousand, two hundred thirty-six".