10121122112012 has 24 divisors (see below), whose sum is σ = 18755713277280. Its totient is φ = 4762406234880.

The previous prime is 10121122111999. The next prime is 10121122112033. The reversal of 10121122112012 is 21021122112101.

It is a super-2 number, since 2×10121122112012² (a number of 27 digits) contains 22 as substring.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6730439 + ... + 8095742.

It is an arithmetic number, because the mean of its divisors is an integer number (781488053220).

Almost surely, 2^{10121122112012} is an apocalyptic number.

It is an amenable number.

10121122112012 is a deficient number, since it is larger than the sum of its proper divisors (8634591165268).

10121122112012 is a wasteful number, since it uses less digits than its factorization.

10121122112012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14836241 (or 14836239 counting only the distinct ones).

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

Adding to 10121122112012 its reverse (21021122112101), we get a palindrome (31142244224113).

The spelling of 10121122112012 in words is "ten trillion, one hundred twenty-one billion, one hundred twenty-two million, one hundred twelve thousand, twelve".