235421125211 has 8 divisors (see below), whose sum is σ = 249639824304. Its totient is φ = 221243581440.

The previous prime is 235421125171. The next prime is 235421125223. The reversal of 235421125211 is 112521124532.

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

It is not a de Polignac number, because 235421125211 - 2²⁶ = 235354016347 is a prime.

It is a super-2 number, since 2×235421125211² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (235421125271) 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, 10277045 + ... + 10299926.

It is an arithmetic number, because the mean of its divisors is an integer number (31204978038).

Almost surely, 2^235421125211 is an apocalyptic number.

235421125211 is a deficient number, since it is larger than the sum of its proper divisors (14218699093).

235421125211 is a wasteful number, since it uses less digits than its factorization.

235421125211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20577661.

The product of its digits is 4800, while the sum is 29.

Adding to 235421125211 its reverse (112521124532), we get a palindrome (347942249743).

The spelling of 235421125211 in words is "two hundred thirty-five billion, four hundred twenty-one million, one hundred twenty-five thousand, two hundred eleven".