220111201012001 has 16 divisors (see below), whose sum is σ = 239394713761728. Its totient is φ = 201163754136000.

The previous prime is 220111201011841. The next prime is 220111201012093. The reversal of 220111201012001 is 100210102111022.

It is a cyclic number.

It is not a de Polignac number, because 220111201012001 - 2²⁶ = 220111133903137 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (220111201012601) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 63072470 + ... + 66470736.

It is an arithmetic number, because the mean of its divisors is an integer number (14962169610108).

Almost surely, 2^{220111201012001} is an apocalyptic number.

It is an amenable number.

220111201012001 is a deficient number, since it is larger than the sum of its proper divisors (19283512749727).

220111201012001 is a wasteful number, since it uses less digits than its factorization.

220111201012001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3447712.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 220111201012001 its reverse (100210102111022), we get a palindrome (320321303123023).

The spelling of 220111201012001 in words is "two hundred twenty trillion, one hundred eleven billion, two hundred one million, twelve thousand, one".