12100501826 has 32 divisors (see below), whose sum is σ = 20872021248. Its totient is φ = 5153955840.

The previous prime is 12100501789. The next prime is 12100501841. The reversal of 12100501826 is 62810500121.

It is a junction number, because it is equal to n+sod(n) for n = 12100501795 and 12100501804.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1533026 + ... + 1540898.

It is an arithmetic number, because the mean of its divisors is an integer number (652250664).

Almost surely, 2^12100501826 is an apocalyptic number.

12100501826 is a deficient number, since it is larger than the sum of its proper divisors (8771519422).

12100501826 is a wasteful number, since it uses less digits than its factorization.

12100501826 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8546.

The product of its (nonzero) digits is 960, while the sum is 26.

The spelling of 12100501826 in words is "twelve billion, one hundred million, five hundred one thousand, eight hundred twenty-six".