12101142124 has 12 divisors (see below), whose sum is σ = 21179335464. Its totient is φ = 6049903424.

The previous prime is 12101142103. The next prime is 12101142133. The reversal of 12101142124 is 42124110121.

It is a happy number.

It is a super-3 number, since 3×12101142124³ (a number of 31 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 124957 + ... + 199540.

It is an arithmetic number, because the mean of its divisors is an integer number (1764944622).

Almost surely, 2^12101142124 is an apocalyptic number.

It is an amenable number.

12101142124 is a deficient number, since it is larger than the sum of its proper divisors (9078193340).

12101142124 is a wasteful number, since it uses less digits than its factorization.

12101142124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 333824 (or 333822 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 12101142124 its reverse (42124110121), we get a palindrome (54225252245).

The spelling of 12101142124 in words is "twelve billion, one hundred one million, one hundred forty-two thousand, one hundred twenty-four".