20200122201 has 8 divisors (see below), whose sum is σ = 30781138624. Its totient is φ = 11542926960.

The previous prime is 20200122197. The next prime is 20200122247. The reversal of 20200122201 is 10222100202.

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

It is not a de Polignac number, because 20200122201 - 2² = 20200122197 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20200122281) 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, 480955270 + ... + 480955311.

It is an arithmetic number, because the mean of its divisors is an integer number (3847642328).

Almost surely, 2^20200122201 is an apocalyptic number.

20200122201 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

20200122201 is a deficient number, since it is larger than the sum of its proper divisors (10581016423).

20200122201 is an equidigital number, since it uses as much as digits as its factorization.

20200122201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 961910591.

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

Adding to 20200122201 its reverse (10222100202), we get a palindrome (30422222403).

The spelling of 20200122201 in words is "twenty billion, two hundred million, one hundred twenty-two thousand, two hundred one".