2320111212212 has 6 divisors (see below), whose sum is σ = 4060194621378. Its totient is φ = 1160055606104.

The previous prime is 2320111212179. The next prime is 2320111212281. The reversal of 2320111212212 is 2122121110232.

It can be written as a sum of positive squares in only one way, i.e., 2181015034276 + 139096177936 = 1476826^2 + 372956^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 290013901523 + ... + 290013901530.

It is an arithmetic number, because the mean of its divisors is an integer number (676699103563).

Almost surely, 2^{2320111212212} is an apocalyptic number.

It is an amenable number.

2320111212212 is a deficient number, since it is larger than the sum of its proper divisors (1740083409166).

2320111212212 is a wasteful number, since it uses less digits than its factorization.

2320111212212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 580027803057 (or 580027803055 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 20.

Adding to 2320111212212 its reverse (2122121110232), we get a palindrome (4442232322444).

The spelling of 2320111212212 in words is "two trillion, three hundred twenty billion, one hundred eleven million, two hundred twelve thousand, two hundred twelve".