2120023331212 has 24 divisors (see below), whose sum is σ = 3909677137632. Its totient is φ = 1003885344000.

The previous prime is 2120023331177. The next prime is 2120023331221. The reversal of 2120023331212 is 2121333200212.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 114068589 + ... + 114087172.

It is an arithmetic number, because the mean of its divisors is an integer number (162903214068).

Almost surely, 2^{2120023331212} is an apocalyptic number.

It is an amenable number.

2120023331212 is a deficient number, since it is larger than the sum of its proper divisors (1789653806420).

2120023331212 is a wasteful number, since it uses less digits than its factorization.

2120023331212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 228155889 (or 228155887 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 2120023331212 its reverse (2121333200212), we get a palindrome (4241356531424).

The spelling of 2120023331212 in words is "two trillion, one hundred twenty billion, twenty-three million, three hundred thirty-one thousand, two hundred twelve".