2312320221210 has 16 divisors (see below), whose sum is σ = 5549568530976. Its totient is φ = 616618725648.

The previous prime is 2312320221203. The next prime is 2312320221217. The reversal of 2312320221210 is 121220232132.

It is an interprime number because it is at equal distance from previous prime (2312320221203) and next prime (2312320221217).

It is not an unprimeable number, because it can be changed into a prime (2312320221217) by changing a digit.

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 in 7 ways as a sum of consecutive naturals, for example, 38538670324 + ... + 38538670383.

It is an arithmetic number, because the mean of its divisors is an integer number (346848033186).

Almost surely, 2^{2312320221210} is an apocalyptic number.

2312320221210 is an abundant number, since it is smaller than the sum of its proper divisors (3237248309766).

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

2312320221210 is a wasteful number, since it uses less digits than its factorization.

2312320221210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77077340717.

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 2312320221210 its reverse (121220232132), we get a palindrome (2433540453342).

The spelling of 2312320221210 in words is "two trillion, three hundred twelve billion, three hundred twenty million, two hundred twenty-one thousand, two hundred ten".