323123111001142 has 4 divisors (see below), whose sum is σ = 484684666501716. Its totient is φ = 161561555500570.

The previous prime is 323123111001101. The next prime is 323123111001193. The reversal of 323123111001142 is 241100111321323.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 80780777750284 + ... + 80780777750287.

It is an arithmetic number, because the mean of its divisors is an integer number (121171166625429).

Almost surely, 2^{323123111001142} is an apocalyptic number.

323123111001142 is a deficient number, since it is larger than the sum of its proper divisors (161561555500574).

323123111001142 is a wasteful number, since it uses less digits than its factorization.

323123111001142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 161561555500573.

The product of its (nonzero) digits is 864, while the sum is 25.

Adding to 323123111001142 its reverse (241100111321323), we get a palindrome (564223222322465).

The spelling of 323123111001142 in words is "three hundred twenty-three trillion, one hundred twenty-three billion, one hundred eleven million, one thousand, one hundred forty-two".