10122112202212 has 24 divisors (see below), whose sum is σ = 18772838445816. Its totient is φ = 4758988835328.

The previous prime is 10122112202197. The next prime is 10122112202239. The reversal of 10122112202212 is 21220221122101.

It can be written as a sum of positive squares in 4 ways, for example, as 7980941403136 + 2141170799076 = 2825056^2 + 1463274^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 10122112202212.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 68020183 + ... + 68168830.

It is an arithmetic number, because the mean of its divisors is an integer number (782201601909).

Almost surely, 2^{10122112202212} is an apocalyptic number.

It is an amenable number.

10122112202212 is a deficient number, since it is larger than the sum of its proper divisors (8650726243604).

10122112202212 is a wasteful number, since it uses less digits than its factorization.

10122112202212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 136190127 (or 136190125 counting only the distinct ones).

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

Adding to 10122112202212 its reverse (21220221122101), we get a palindrome (31342333324313).

The spelling of 10122112202212 in words is "ten trillion, one hundred twenty-two billion, one hundred twelve million, two hundred two thousand, two hundred twelve".