121312011103322 has 16 divisors (see below), whose sum is σ = 199663019728200. Its totient is φ = 54933740876352.

The previous prime is 121312011103321. The next prime is 121312011103357. The reversal of 121312011103322 is 223301110213121.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 53916432813961 + 67395578289361 = 7342781^2 + 8209481^2 .

It is not an unprimeable number, because it can be changed into a prime (121312011103321) by changing a digit.

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, 44017419197 + ... + 44017421952.

Almost surely, 2^{121312011103322} is an apocalyptic number.

121312011103322 is a deficient number, since it is larger than the sum of its proper divisors (78351008624878).

121312011103322 is a wasteful number, since it uses less digits than its factorization.

121312011103322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88034841217.

The product of its (nonzero) digits is 432, while the sum is 23.

Adding to 121312011103322 its reverse (223301110213121), we get a palindrome (344613121316443).

The spelling of 121312011103322 in words is "one hundred twenty-one trillion, three hundred twelve billion, eleven million, one hundred three thousand, three hundred twenty-two".