10212111210122 has 16 divisors (see below), whose sum is σ = 15817778575872. Its totient is φ = 4939632462960.

The previous prime is 10212111210113. The next prime is 10212111210127. The reversal of 10212111210122 is 22101211121201.

It is a self number, because there is not a number n which added to its sum of digits gives 10212111210122.

It is not an unprimeable number, because it can be changed into a prime (10212111210127) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28347413 + ... + 28705400.

It is an arithmetic number, because the mean of its divisors is an integer number (988611160992).

Almost surely, 2^{10212111210122} is an apocalyptic number.

10212111210122 is a deficient number, since it is larger than the sum of its proper divisors (5605667365750).

10212111210122 is a wasteful number, since it uses less digits than its factorization.

10212111210122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57055733.

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

Adding to 10212111210122 its reverse (22101211121201), we get a palindrome (32313322331323).

The spelling of 10212111210122 in words is "ten trillion, two hundred twelve billion, one hundred eleven million, two hundred ten thousand, one hundred twenty-two".