2311222232102 has 32 divisors (see below), whose sum is σ = 3966471839232. Its totient is φ = 989430142464.

The previous prime is 2311222232083. The next prime is 2311222232107. The reversal of 2311222232102 is 2012322221132.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2311222232107) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 67163633 + ... + 67198035.

It is an arithmetic number, because the mean of its divisors is an integer number (123952244976).

Almost surely, 2^{2311222232102} is an apocalyptic number.

2311222232102 is a deficient number, since it is larger than the sum of its proper divisors (1655249607130).

2311222232102 is a wasteful number, since it uses less digits than its factorization.

2311222232102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39572.

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 2311222232102 its reverse (2012322221132), we get a palindrome (4323544453234).

The spelling of 2311222232102 in words is "two trillion, three hundred eleven billion, two hundred twenty-two million, two hundred thirty-two thousand, one hundred two".