12120211011004 has 6 divisors (see below), whose sum is σ = 21210369269264. Its totient is φ = 6060105505500.

The previous prime is 12120211011001. The next prime is 12120211011017. The reversal of 12120211011004 is 40011011202121.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12120211011001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1515026376372 + ... + 1515026376379.

Almost surely, 2^{12120211011004} is an apocalyptic number.

It is an amenable number.

12120211011004 is a deficient number, since it is larger than the sum of its proper divisors (9090158258260).

12120211011004 is a wasteful number, since it uses less digits than its factorization.

12120211011004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3030052752755 (or 3030052752753 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 12120211011004 its reverse (40011011202121), we get a palindrome (52131222213125).

The spelling of 12120211011004 in words is "twelve trillion, one hundred twenty billion, two hundred eleven million, eleven thousand, four".