20220021201 has 16 divisors (see below), whose sum is σ = 27346636800. Its totient is φ = 13286805840.

The previous prime is 20220021167. The next prime is 20220021271. The reversal of 20220021201 is 10212002202.

It is not a de Polignac number, because 20220021201 - 2²³ = 20211632593 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20220021271) 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, 1060450 + ... + 1079348.

It is an arithmetic number, because the mean of its divisors is an integer number (1709164800).

Almost surely, 2^20220021201 is an apocalyptic number.

It is an amenable number.

20220021201 is a deficient number, since it is larger than the sum of its proper divisors (7126615599).

20220021201 is a wasteful number, since it uses less digits than its factorization.

20220021201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23996.

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

Adding to 20220021201 its reverse (10212002202), we get a palindrome (30432023403).

The spelling of 20220021201 in words is "twenty billion, two hundred twenty million, twenty-one thousand, two hundred one".