235421005012 has 12 divisors (see below), whose sum is σ = 422035216596. Its totient is φ = 114839514560.

The previous prime is 235421005003. The next prime is 235421005049. The reversal of 235421005012 is 210500124532.

It can be written as a sum of positive squares in 2 ways, for example, as 30724480656 + 204696524356 = 175284^2 + 452434^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 717746803 + ... + 717747130.

It is an arithmetic number, because the mean of its divisors is an integer number (35169601383).

Almost surely, 2^235421005012 is an apocalyptic number.

It is an amenable number.

235421005012 is a deficient number, since it is larger than the sum of its proper divisors (186614211584).

235421005012 is a wasteful number, since it uses less digits than its factorization.

235421005012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1435493978 (or 1435493976 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 25.

Adding to 235421005012 its reverse (210500124532), we get a palindrome (445921129544).

The spelling of 235421005012 in words is "two hundred thirty-five billion, four hundred twenty-one million, five thousand, twelve".