10102112212 has 12 divisors (see below), whose sum is σ = 17679723040. Its totient is φ = 5050762776.

The previous prime is 10102112201. The next prime is 10102112263. The reversal of 10102112212 is 21221120101.

It is a super-2 number, since 2×10102112212² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 10102112192 and 10102112201.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16339 + ... + 143077.

Almost surely, 2^10102112212 is an apocalyptic number.

It is an amenable number.

10102112212 is a deficient number, since it is larger than the sum of its proper divisors (7577610828).

10102112212 is a wasteful number, since it uses less digits than its factorization.

10102112212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 146670 (or 146668 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 10102112212 its reverse (21221120101), we get a palindrome (31323232313).

The spelling of 10102112212 in words is "ten billion, one hundred two million, one hundred twelve thousand, two hundred twelve".