10121201202122 has 8 divisors (see below), whose sum is σ = 15188892795972. Its totient is φ = 5058236936800.

The previous prime is 10121201202083. The next prime is 10121201202131. The reversal of 10121201202122 is 22120210212101.

It can be written as a sum of positive squares in 2 ways, for example, as 9044340479161 + 1076860722961 = 3007381^2 + 1037719^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 10121201202122.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1181826779 + ... + 1181835342.

Almost surely, 2^{10121201202122} is an apocalyptic number.

10121201202122 is a deficient number, since it is larger than the sum of its proper divisors (5067691593850).

10121201202122 is a wasteful number, since it uses less digits than its factorization.

10121201202122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2363664264.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 10121201202122 its reverse (22120210212101), we get a palindrome (32241411414223).

The spelling of 10121201202122 in words is "ten trillion, one hundred twenty-one billion, two hundred one million, two hundred two thousand, one hundred twenty-two".