12101000012 has 24 divisors (see below), whose sum is σ = 21295113840. Its totient is φ = 6016713920.

The previous prime is 12100999951. The next prime is 12101000029. The reversal of 12101000012 is 21000010121.

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, 3008939 + ... + 3012957.

It is an arithmetic number, because the mean of its divisors is an integer number (887296410).

Almost surely, 2^12101000012 is an apocalyptic number.

It is an amenable number.

12101000012 is a deficient number, since it is larger than the sum of its proper divisors (9194113828).

12101000012 is a wasteful number, since it uses less digits than its factorization.

12101000012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8041 (or 8039 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 8.

Adding to 12101000012 its reverse (21000010121), we get a palindrome (33101010133).

The spelling of 12101000012 in words is "twelve billion, one hundred one million, twelve", and thus it is an aban number.