12210110012 has 6 divisors (see below), whose sum is σ = 21367692528. Its totient is φ = 6105055004.

The previous prime is 12210109993. The next prime is 12210110047. The reversal of 12210110012 is 21001101221.

It is a junction number, because it is equal to n+sod(n) for n = 12210109975 and 12210110002.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1526263748 + ... + 1526263755.

It is an arithmetic number, because the mean of its divisors is an integer number (3561282088).

Almost surely, 2^12210110012 is an apocalyptic number.

It is an amenable number.

12210110012 is a deficient number, since it is larger than the sum of its proper divisors (9157582516).

12210110012 is a wasteful number, since it uses less digits than its factorization.

12210110012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3052527507 (or 3052527505 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 12210110012 its reverse (21001101221), we get a palindrome (33211211233).

The spelling of 12210110012 in words is "twelve billion, two hundred ten million, one hundred ten thousand, twelve".