30120212203032 has 32 divisors (see below), whose sum is σ = 86057749152000. Its totient is φ = 8605774915104.

The previous prime is 30120212202929. The next prime is 30120212203061. The reversal of 30120212203032 is 23030221202103.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is an unprimeable number.

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, 89643488532 + ... + 89643488867.

It is an arithmetic number, because the mean of its divisors is an integer number (2689304661000).

Almost surely, 2^{30120212203032} is an apocalyptic number.

It is an amenable number.

30120212203032 is an abundant number, since it is smaller than the sum of its proper divisors (55937536948968).

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

30120212203032 is a wasteful number, since it uses less digits than its factorization.

30120212203032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 179286977415 (or 179286977411 counting only the distinct ones).

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

Adding to 30120212203032 its reverse (23030221202103), we get a palindrome (53150433405135).

The spelling of 30120212203032 in words is "thirty trillion, one hundred twenty billion, two hundred twelve million, two hundred three thousand, thirty-two".