220202221220001 has 32 divisors (see below), whose sum is σ = 337485911616000. Its totient is φ = 141734638692864.

The previous prime is 220202221219961. The next prime is 220202221220021. The reversal of 220202221220001 is 100022122202022.

220202221220001 is a `hidden beast` number, since 2 + 20 + 202 + 221 + 220 + 0 + 0 + 1 = 666.

It is not a de Polignac number, because 220202221220001 - 2¹⁰ = 220202221218977 is a prime.

It is not an unprimeable number, because it can be changed into a prime (220202221220021) 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, 18908920 + ... + 28248038.

It is an arithmetic number, because the mean of its divisors is an integer number (10546434738000).

Almost surely, 2^{220202221220001} is an apocalyptic number.

It is an amenable number.

220202221220001 is a deficient number, since it is larger than the sum of its proper divisors (117283690395999).

220202221220001 is a wasteful number, since it uses less digits than its factorization.

220202221220001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9369270 (or 9369264 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

Adding to 220202221220001 its reverse (100022122202022), we get a palindrome (320224343422023).

The spelling of 220202221220001 in words is "two hundred twenty trillion, two hundred two billion, two hundred twenty-one million, two hundred twenty thousand, one".