10111002011212 has 24 divisors (see below), whose sum is σ = 17708689383840. Its totient is φ = 5051376844800.

The previous prime is 10111002011171. The next prime is 10111002011237. The reversal of 10111002011212 is 21211020011101.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 10111002011192 and 10111002011201.

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, 173196364 + ... + 173254732.

It is an arithmetic number, because the mean of its divisors is an integer number (737862057660).

Almost surely, 2^{10111002011212} is an apocalyptic number.

It is an amenable number.

10111002011212 is a deficient number, since it is larger than the sum of its proper divisors (7597687372628).

10111002011212 is a wasteful number, since it uses less digits than its factorization.

10111002011212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92961 (or 92959 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 10111002011212 its reverse (21211020011101), we get a palindrome (31322022022313).

The spelling of 10111002011212 in words is "ten trillion, one hundred eleven billion, two million, eleven thousand, two hundred twelve".