320122123102 has 4 divisors (see below), whose sum is σ = 480183184656. Its totient is φ = 160061061550.

The previous prime is 320122123093. The next prime is 320122123103. The reversal of 320122123102 is 201321221023.

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

It is a self number, because there is not a number n which added to its sum of digits gives 320122123102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (320122123103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 80030530774 + ... + 80030530777.

It is an arithmetic number, because the mean of its divisors is an integer number (120045796164).

Almost surely, 2^320122123102 is an apocalyptic number.

320122123102 is a deficient number, since it is larger than the sum of its proper divisors (160061061554).

320122123102 is a wasteful number, since it uses less digits than its factorization.

320122123102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 160061061553.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 320122123102 its reverse (201321221023), we get a palindrome (521443344125).

The spelling of 320122123102 in words is "three hundred twenty billion, one hundred twenty-two million, one hundred twenty-three thousand, one hundred two".