10102011011212 has 24 divisors (see below), whose sum is σ = 18748672039440. Its totient is φ = 4746207567360.

The previous prime is 10102011011119. The next prime is 10102011011249. The reversal of 10102011011212 is 21211011020101.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 10102011011192 and 10102011011201.

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, 119957089 + ... + 120041272.

It is an arithmetic number, because the mean of its divisors is an integer number (781194668310).

Almost surely, 2^{10102011011212} is an apocalyptic number.

It is an amenable number.

10102011011212 is a deficient number, since it is larger than the sum of its proper divisors (8646661028228).

10102011011212 is a wasteful number, since it uses less digits than its factorization.

10102011011212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 239999001 (or 239998999 counting only the distinct ones).

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

Adding to 10102011011212 its reverse (21211011020101), we get a palindrome (31313022031313).

The spelling of 10102011011212 in words is "ten trillion, one hundred two billion, eleven million, eleven thousand, two hundred twelve".