10121122011212 has 12 divisors (see below), whose sum is σ = 18012166291560. Its totient is φ = 4974788785056.

The previous prime is 10121122011131. The next prime is 10121122011239. The reversal of 10121122011212 is 21211022112101.

It is a super-2 number, since 2×10121122011212² (a number of 27 digits) contains 22 as substring.

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, 21443054873 + ... + 21443055344.

It is an arithmetic number, because the mean of its divisors is an integer number (1501013857630).

Almost surely, 2^{10121122011212} is an apocalyptic number.

It is an amenable number.

10121122011212 is a deficient number, since it is larger than the sum of its proper divisors (7891044280348).

10121122011212 is a wasteful number, since it uses less digits than its factorization.

10121122011212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42886110280 (or 42886110278 counting only the distinct ones).

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

Adding to 10121122011212 its reverse (21211022112101), we get a palindrome (31332144123313).

The spelling of 10121122011212 in words is "ten trillion, one hundred twenty-one billion, one hundred twenty-two million, eleven thousand, two hundred twelve".