2311302212 has 6 divisors (see below), whose sum is σ = 4044778878. Its totient is φ = 1155651104.

The previous prime is 2311302193. The next prime is 2311302241. The reversal of 2311302212 is 2122031132.

It can be written as a sum of positive squares in only one way, i.e., 1962135616 + 349166596 = 44296^2 + 18686^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 288912773 + ... + 288912780.

It is an arithmetic number, because the mean of its divisors is an integer number (674129813).

Almost surely, 2^2311302212 is an apocalyptic number.

It is an amenable number.

2311302212 is a deficient number, since it is larger than the sum of its proper divisors (1733476666).

2311302212 is a wasteful number, since it uses less digits than its factorization.

2311302212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 577825557 (or 577825555 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 2311302212 is about 48076.0045344868. The cubic root of 2311302212 is about 1322.1647621142.

Adding to 2311302212 its reverse (2122031132), we get a palindrome (4433333344).

The spelling of 2311302212 in words is "two billion, three hundred eleven million, three hundred two thousand, two hundred twelve".