31421401333032 has 32 divisors (see below), whose sum is σ = 78779882325600. Its totient is φ = 10443616578624.

The previous prime is 31421401333019. The next prime is 31421401333061. The reversal of 31421401333032 is 23033310412413.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1886483107 + ... + 1886499762.

It is an arithmetic number, because the mean of its divisors is an integer number (2461871322675).

Almost surely, 2^{31421401333032} is an apocalyptic number.

It is an amenable number.

31421401333032 is an abundant number, since it is smaller than the sum of its proper divisors (47358480992568).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

31421401333032 is a wasteful number, since it uses less digits than its factorization.

31421401333032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3772983225 (or 3772983221 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 30.

Adding to 31421401333032 its reverse (23033310412413), we get a palindrome (54454711745445).

The spelling of 31421401333032 in words is "thirty-one trillion, four hundred twenty-one billion, four hundred one million, three hundred thirty-three thousand, thirty-two".