403231223042 has 4 divisors (see below), whose sum is σ = 604846834566. Its totient is φ = 201615611520.

The previous prime is 403231223027. The next prime is 403231223051. The reversal of 403231223042 is 240322132304.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 276004180321 + 127227042721 = 525361^2 + 356689^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100807805759 + ... + 100807805762.

Almost surely, 2^403231223042 is an apocalyptic number.

403231223042 is a deficient number, since it is larger than the sum of its proper divisors (201615611524).

403231223042 is a wasteful number, since it uses less digits than its factorization.

403231223042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 201615611523.

The product of its (nonzero) digits is 6912, while the sum is 26.

Adding to 403231223042 its reverse (240322132304), we get a palindrome (643553355346).

The spelling of 403231223042 in words is "four hundred three billion, two hundred thirty-one million, two hundred twenty-three thousand, forty-two".