12101001444321 has 32 divisors (see below), whose sum is σ = 16995697635840. Its totient is φ = 7637413204224.

The previous prime is 12101001444281. The next prime is 12101001444349. The reversal of 12101001444321 is 12344410010121.

It is a happy number.

It is not a de Polignac number, because 12101001444321 - 2⁹ = 12101001443809 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12101001444291 and 12101001444300.

It is not an unprimeable number, because it can be changed into a prime (12101001444221) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1151045961 + ... + 1151056473.

It is an arithmetic number, because the mean of its divisors is an integer number (531115551120).

Almost surely, 2^{12101001444321} is an apocalyptic number.

It is an amenable number.

12101001444321 is a deficient number, since it is larger than the sum of its proper divisors (4894696191519).

12101001444321 is a wasteful number, since it uses less digits than its factorization.

12101001444321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22685.

The product of its (nonzero) digits is 768, while the sum is 24.

Adding to 12101001444321 its reverse (12344410010121), we get a palindrome (24445411454442).

The spelling of 12101001444321 in words is "twelve trillion, one hundred one billion, one million, four hundred forty-four thousand, three hundred twenty-one".