220012220001 has 32 divisors (see below), whose sum is σ = 336578052096. Its totient is φ = 125226360000.

The previous prime is 220012219993. The next prime is 220012220003. The reversal of 220012220001 is 100022210022.

It is not a de Polignac number, because 220012220001 - 2³ = 220012219993 is a prime.

It is not an unprimeable number, because it can be changed into a prime (220012220003) 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, 9595651 + ... + 9618551.

It is an arithmetic number, because the mean of its divisors is an integer number (10518064128).

Almost surely, 2^220012220001 is an apocalyptic number.

220012220001 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

220012220001 is a deficient number, since it is larger than the sum of its proper divisors (116565832095).

220012220001 is a wasteful number, since it uses less digits than its factorization.

220012220001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24693.

The product of its (nonzero) digits is 32, while the sum is 12.

Adding to 220012220001 its reverse (100022210022), we get a palindrome (320034430023).

The spelling of 220012220001 in words is "two hundred twenty billion, twelve million, two hundred twenty thousand, one".