12211023201 has 8 divisors (see below), whose sum is σ = 17533776960. Its totient is φ = 7514475792.

The previous prime is 12211023197. The next prime is 12211023217. The reversal of 12211023201 is 10232011221.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 12211023201 - 2² = 12211023197 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (12211023221) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 156551541 + ... + 156551618.

It is an arithmetic number, because the mean of its divisors is an integer number (2191722120).

Almost surely, 2^12211023201 is an apocalyptic number.

It is an amenable number.

12211023201 is a deficient number, since it is larger than the sum of its proper divisors (5322753759).

12211023201 is a wasteful number, since it uses less digits than its factorization.

12211023201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 313103175.

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 12211023201 its reverse (10232011221), we get a palindrome (22443034422).

The spelling of 12211023201 in words is "twelve billion, two hundred eleven million, twenty-three thousand, two hundred one".