10212121022122 has 8 divisors (see below), whose sum is σ = 15318316373472. Its totient is φ = 5106015564300.

The previous prime is 10212121022071. The next prime is 10212121022141. The reversal of 10212121022122 is 22122012121201.

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 10212121022122.

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, 22188654 + ... + 22644217.

It is an arithmetic number, because the mean of its divisors is an integer number (1914789546684).

Almost surely, 2^{10212121022122} is an apocalyptic number.

10212121022122 is a deficient number, since it is larger than the sum of its proper divisors (5106195351350).

10212121022122 is a wasteful number, since it uses less digits than its factorization.

10212121022122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44946764.

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 10212121022122 its reverse (22122012121201), we get a palindrome (32334133143323).

The spelling of 10212121022122 in words is "ten trillion, two hundred twelve billion, one hundred twenty-one million, twenty-two thousand, one hundred twenty-two".