126100012 has 12 divisors (see below), whose sum is σ = 220814496. Its totient is φ = 63010160.

The previous prime is 126100003. The next prime is 126100021. The reversal of 126100012 is 210001621.

It is an interprime number because it is at equal distance from previous prime (126100003) and next prime (126100021).

It is a junction number, because it is equal to n+sod(n) for n = 126099965 and 126100001.

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, 2164 + ... + 16027.

It is an arithmetic number, because the mean of its divisors is an integer number (18401208).

Almost surely, 2^126100012 is an apocalyptic number.

It is an amenable number.

126100012 is a deficient number, since it is larger than the sum of its proper divisors (94714484).

126100012 is a wasteful number, since it uses less digits than its factorization.

126100012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19928 (or 19926 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 13.

The square root of 126100012 is about 11229.4261652143. The cubic root of 126100012 is about 501.4624012617.

Adding to 126100012 its reverse (210001621), we get a palindrome (336101633).

The spelling of 126100012 in words is "one hundred twenty-six million, one hundred thousand, twelve".