331242411403 has 4 divisors (see below), whose sum is σ = 331381766920. Its totient is φ = 331103055888.

The previous prime is 331242411373. The next prime is 331242411431. The reversal of 331242411403 is 304114242133.

It is a happy number.

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 331242411403 - 2²⁵ = 331208856971 is a prime.

It is a super-2 number, since 2×331242411403² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (331242511403) 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, 69674193 + ... + 69678946.

It is an arithmetic number, because the mean of its divisors is an integer number (82845441730).

Almost surely, 2^331242411403 is an apocalyptic number.

331242411403 is a deficient number, since it is larger than the sum of its proper divisors (139355517).

331242411403 is a wasteful number, since it uses less digits than its factorization.

331242411403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 139355516.

The product of its (nonzero) digits is 6912, while the sum is 28.

Adding to 331242411403 its reverse (304114242133), we get a palindrome (635356653536).

The spelling of 331242411403 in words is "three hundred thirty-one billion, two hundred forty-two million, four hundred eleven thousand, four hundred three".