10121021112122 has 48 divisors (see below), whose sum is σ = 16548291163008. Its totient is φ = 4639401553920.

The previous prime is 10121021112109. The next prime is 10121021112197. The reversal of 10121021112122 is 22121112012101.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a self number, because there is not a number n which added to its sum of digits gives 10121021112122.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4849178 + ... + 6614874.

It is an arithmetic number, because the mean of its divisors is an integer number (344756065896).

Almost surely, 2^{10121021112122} is an apocalyptic number.

10121021112122 is a deficient number, since it is larger than the sum of its proper divisors (6427270050886).

10121021112122 is a wasteful number, since it uses less digits than its factorization.

10121021112122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1765991 (or 1765974 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 10121021112122 its reverse (22121112012101), we get a palindrome (32242133124223).

The spelling of 10121021112122 in words is "ten trillion, one hundred twenty-one billion, twenty-one million, one hundred twelve thousand, one hundred twenty-two".