220201200201001 has 16 divisors (see below), whose sum is σ = 223065588630208. Its totient is φ = 217359149716800.

The previous prime is 220201200200909. The next prime is 220201200201007. The reversal of 220201200201001 is 100102002102022.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 220201200201001 - 2⁹ = 220201200200489 is a prime.

It is a super-2 number, since 2×220201200201001² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (220201200201007) 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, 11778286 + ... + 24065128.

It is an arithmetic number, because the mean of its divisors is an integer number (13941599289388).

Almost surely, 2^{220201200201001} is an apocalyptic number.

It is an amenable number.

220201200201001 is a deficient number, since it is larger than the sum of its proper divisors (2864388429207).

220201200201001 is a wasteful number, since it uses less digits than its factorization.

220201200201001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12287752.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 220201200201001 its reverse (100102002102022), we get a palindrome (320303202303023).

The spelling of 220201200201001 in words is "two hundred twenty trillion, two hundred one billion, two hundred million, two hundred one thousand, one".