12101201021211 has 8 divisors (see below), whose sum is σ = 16175576849424. Its totient is φ = 8047146270240.

The previous prime is 12101201021137. The next prime is 12101201021243. The reversal of 12101201021211 is 11212010210121.

It is a happy number.

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

It is not a de Polignac number, because 12101201021211 - 2⁷ = 12101201021083 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12101201021291) 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, 5080267920 + ... + 5080270301.

It is an arithmetic number, because the mean of its divisors is an integer number (2021947106178).

Almost surely, 2^{12101201021211} is an apocalyptic number.

12101201021211 is a deficient number, since it is larger than the sum of its proper divisors (4074375828213).

12101201021211 is a wasteful number, since it uses less digits than its factorization.

12101201021211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10160538621.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 12101201021211 its reverse (11212010210121), we get a palindrome (23313211231332).

The spelling of 12101201021211 in words is "twelve trillion, one hundred one billion, two hundred one million, twenty-one thousand, two hundred eleven".