220201010001 has 16 divisors (see below), whose sum is σ = 372827107200. Its totient is φ = 125829148464.

The previous prime is 220201009991. The next prime is 220201010021. The reversal of 220201010001 is 100010102022.

It is not a de Polignac number, because 220201010001 - 2⁵ = 220201009969 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is not an unprimeable number, because it can be changed into a prime (220201010021) 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, 582542166 + ... + 582542543.

It is an arithmetic number, because the mean of its divisors is an integer number (23301694200).

Almost surely, 2^220201010001 is an apocalyptic number.

220201010001 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

220201010001 is a deficient number, since it is larger than the sum of its proper divisors (152626097199).

220201010001 is a wasteful number, since it uses less digits than its factorization.

220201010001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1165084725 (or 1165084719 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 9.

Adding to 220201010001 its reverse (100010102022), we get a palindrome (320211112023).

The spelling of 220201010001 in words is "two hundred twenty billion, two hundred one million, ten thousand, one".