10122012120212 has 6 divisors (see below), whose sum is σ = 17713521210378. Its totient is φ = 5061006060104.

The previous prime is 10122012120197. The next prime is 10122012120223. The reversal of 10122012120212 is 21202121022101.

It can be written as a sum of positive squares in only one way, i.e., 9218668323076 + 903343797136 = 3036226^2 + 950444^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1265251515023 + ... + 1265251515030.

It is an arithmetic number, because the mean of its divisors is an integer number (2952253535063).

Almost surely, 2^{10122012120212} is an apocalyptic number.

It is an amenable number.

10122012120212 is a deficient number, since it is larger than the sum of its proper divisors (7591509090166).

10122012120212 is a wasteful number, since it uses less digits than its factorization.

10122012120212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2530503030057 (or 2530503030055 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 10122012120212 its reverse (21202121022101), we get a palindrome (31324133142313).

The spelling of 10122012120212 in words is "ten trillion, one hundred twenty-two billion, twelve million, one hundred twenty thousand, two hundred twelve".