235220143412 has 24 divisors (see below), whose sum is σ = 448241656800. Its totient is φ = 107577995616.

The previous prime is 235220143409. The next prime is 235220143423. The reversal of 235220143412 is 214341022532.

It is a Harshad number since it is a multiple of its sum of digits (29).

It is a congruent number.

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, 53359898 + ... + 53364305.

It is an arithmetic number, because the mean of its divisors is an integer number (18676735700).

Almost surely, 2^235220143412 is an apocalyptic number.

It is an amenable number.

235220143412 is a deficient number, since it is larger than the sum of its proper divisors (213021513388).

235220143412 is a wasteful number, since it uses less digits than its factorization.

235220143412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106724255 (or 106724253 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 29.

Adding to 235220143412 its reverse (214341022532), we get a palindrome (449561165944).

The spelling of 235220143412 in words is "two hundred thirty-five billion, two hundred twenty million, one hundred forty-three thousand, four hundred twelve".