30333212031012 has 48 divisors (see below), whose sum is σ = 77212337432832. Its totient is φ = 9191819934880.

The previous prime is 30333212031011. The next prime is 30333212031107. The reversal of 30333212031012 is 21013021233303.

It is a super-2 number, since 2×30333212031012² (a number of 28 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (30333212031011) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20996863 + ... + 22394969.

It is an arithmetic number, because the mean of its divisors is an integer number (1608590363184).

Almost surely, 2^{30333212031012} is an apocalyptic number.

It is an amenable number.

30333212031012 is an abundant number, since it is smaller than the sum of its proper divisors (46879125401820).

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

30333212031012 is a wasteful number, since it uses less digits than its factorization.

30333212031012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1562488 (or 1562486 counting only the distinct ones).

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

Adding to 30333212031012 its reverse (21013021233303), we get a palindrome (51346233264315).

The spelling of 30333212031012 in words is "thirty trillion, three hundred thirty-three billion, two hundred twelve million, thirty-one thousand, twelve".