30220031232012 has 24 divisors (see below), whose sum is σ = 70525067268096. Its totient is φ = 10071677878288.

The previous prime is 30220031232011. The next prime is 30220031232031. The reversal of 30220031232012 is 21023213002203.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 30220031232012.

It is not an unprimeable number, because it can be changed into a prime (30220031232011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 208157628 + ... + 208302755.

It is an arithmetic number, because the mean of its divisors is an integer number (2938544469504).

Almost surely, 2^{30220031232012} is an apocalyptic number.

It is an amenable number.

30220031232012 is an abundant number, since it is smaller than the sum of its proper divisors (40305036036084).

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

30220031232012 is a wasteful number, since it uses less digits than its factorization.

30220031232012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 416466437 (or 416466435 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 30220031232012 its reverse (21023213002203), we get a palindrome (51243244234215).

The spelling of 30220031232012 in words is "thirty trillion, two hundred twenty billion, thirty-one million, two hundred thirty-two thousand, twelve".