121001220300122 has 32 divisors (see below), whose sum is σ = 189718579224720. Its totient is φ = 57805348608000.

The previous prime is 121001220300113. The next prime is 121001220300127. The reversal of 121001220300122 is 221003022100121.

It can be written as a sum of positive squares in 8 ways, for example, as 34419330506401 + 86581889793721 = 5866799^2 + 9304939^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 121001220300122.

It is not an unprimeable number, because it can be changed into a prime (121001220300127) 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 15 ways as a sum of consecutive naturals, for example, 46561628 + ... + 49091624.

Almost surely, 2^{121001220300122} is an apocalyptic number.

121001220300122 is a deficient number, since it is larger than the sum of its proper divisors (68717358924598).

121001220300122 is a wasteful number, since it uses less digits than its factorization.

121001220300122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2538626.

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 121001220300122 its reverse (221003022100121), we get a palindrome (342004242400243).

The spelling of 121001220300122 in words is "one hundred twenty-one trillion, one billion, two hundred twenty million, three hundred thousand, one hundred twenty-two".