10121002122 has 64 divisors (see below), whose sum is σ = 26721321984. Its totient is φ = 2474192640.

The previous prime is 10121002097. The next prime is 10121002181. The reversal of 10121002122 is 22120012101.

It is a junction number, because it is equal to n+sod(n) for n = 10121002098 and 10121002107.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 636468 + ... + 652175.

It is an arithmetic number, because the mean of its divisors is an integer number (417520656).

Almost surely, 2^10121002122 is an apocalyptic number.

10121002122 is an abundant number, since it is smaller than the sum of its proper divisors (16600319862).

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

10121002122 is a wasteful number, since it uses less digits than its factorization.

10121002122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1288683.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 10121002122 its reverse (22120012101), we get a palindrome (32241014223).

The spelling of 10121002122 in words is "ten billion, one hundred twenty-one million, two thousand, one hundred twenty-two".