10201111011212 has 18 divisors (see below), whose sum is σ = 19622385024564. Its totient is φ = 4636868641240.

The previous prime is 10201111011187. The next prime is 10201111011239. The reversal of 10201111011212 is 21211011110201.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 10538337338 + ... + 10538338305.

Almost surely, 2^{10201111011212} is an apocalyptic number.

It is an amenable number.

10201111011212 is a deficient number, since it is larger than the sum of its proper divisors (9421274013352).

10201111011212 is a wasteful number, since it uses less digits than its factorization.

10201111011212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21076675669 (or 21076675656 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 14.

Adding to 10201111011212 its reverse (21211011110201), we get a palindrome (31412122121413).

The spelling of 10201111011212 in words is "ten trillion, two hundred one billion, one hundred eleven million, eleven thousand, two hundred twelve".