331201030032123 has 4 divisors (see below), whose sum is σ = 441601373376168. Its totient is φ = 220800686688080.

The previous prime is 331201030032013. The next prime is 331201030032139. The reversal of 331201030032123 is 321230030102133.

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

It is a cyclic number.

It is not a de Polignac number, because 331201030032123 - 2¹² = 331201030028027 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 331201030032093 and 331201030032102.

It is not an unprimeable number, because it can be changed into a prime (331201030032193) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 55200171672018 + ... + 55200171672023.

It is an arithmetic number, because the mean of its divisors is an integer number (110400343344042).

Almost surely, 2^{331201030032123} is an apocalyptic number.

331201030032123 is a deficient number, since it is larger than the sum of its proper divisors (110400343344045).

331201030032123 is a wasteful number, since it uses less digits than its factorization.

331201030032123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110400343344044.

The product of its (nonzero) digits is 1944, while the sum is 24.

Adding to 331201030032123 its reverse (321230030102133), we get a palindrome (652431060134256).

The spelling of 331201030032123 in words is "three hundred thirty-one trillion, two hundred one billion, thirty million, thirty-two thousand, one hundred twenty-three".