12101244412 has 6 divisors (see below), whose sum is σ = 21177177728. Its totient is φ = 6050622204.

The previous prime is 12101244367. The next prime is 12101244433. The reversal of 12101244412 is 21444210121.

It is a super-2 number, since 2×12101244412² (a number of 21 digits) contains 22 as substring.

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, 1512655548 + ... + 1512655555.

Almost surely, 2^12101244412 is an apocalyptic number.

It is an amenable number.

12101244412 is a deficient number, since it is larger than the sum of its proper divisors (9075933316).

12101244412 is a wasteful number, since it uses less digits than its factorization.

12101244412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3025311107 (or 3025311105 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 22.

Adding to 12101244412 its reverse (21444210121), we get a palindrome (33545454533).

The spelling of 12101244412 in words is "twelve billion, one hundred one million, two hundred forty-four thousand, four hundred twelve".