12212111010001 has 8 divisors (see below), whose sum is σ = 14049126763904. Its totient is φ = 10398202372800.

The previous prime is 12212111009971. The next prime is 12212111010017. The reversal of 12212111010001 is 10001011121221.

It is a happy number.

12212111010001 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 12212111010001 - 2¹³ = 12212111001809 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12212111019001) 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, 5776778040 + ... + 5776780153.

It is an arithmetic number, because the mean of its divisors is an integer number (1756140845488).

Almost surely, 2^{12212111010001} is an apocalyptic number.

It is an amenable number.

12212111010001 is a deficient number, since it is larger than the sum of its proper divisors (1837015753903).

12212111010001 is a wasteful number, since it uses less digits than its factorization.

12212111010001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11553558351.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 12212111010001 its reverse (10001011121221), we get a palindrome (22213122131222).

The spelling of 12212111010001 in words is "twelve trillion, two hundred twelve billion, one hundred eleven million, ten thousand, one".