30231251553112 has 16 divisors (see below), whose sum is σ = 56696240850840. Its totient is φ = 15112253992896.

The previous prime is 30231251553077. The next prime is 30231251553169. The reversal of 30231251553112 is 21135515213203.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 421434853 + ... + 421506580.

Almost surely, 2^{30231251553112} is an apocalyptic number.

It is an amenable number.

30231251553112 is a deficient number, since it is larger than the sum of its proper divisors (26464989297728).

30231251553112 is a wasteful number, since it uses less digits than its factorization.

30231251553112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 842945922 (or 842945918 counting only the distinct ones).

The product of its (nonzero) digits is 27000, while the sum is 34.

Adding to 30231251553112 its reverse (21135515213203), we get a palindrome (51366766766315).

The spelling of 30231251553112 in words is "thirty trillion, two hundred thirty-one billion, two hundred fifty-one million, five hundred fifty-three thousand, one hundred twelve".