220122020121201 has 48 divisors (see below), whose sum is σ = 348406100969472. Its totient is φ = 132812979112800.

The previous prime is 220122020121169. The next prime is 220122020121217. The reversal of 220122020121201 is 102121020221022.

It is a happy number.

220122020121201 is a `hidden beast` number, since 2 + 20 + 1 + 220 + 201 + 21 + 201 = 666.

It is not a de Polignac number, because 220122020121201 - 2⁵ = 220122020121169 is a prime.

It is not an unprimeable number, because it can be changed into a prime (220122020121271) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 31809826 + ... + 38106548.

It is an arithmetic number, because the mean of its divisors is an integer number (7258460436864).

Almost surely, 2^{220122020121201} is an apocalyptic number.

It is an amenable number.

220122020121201 is a deficient number, since it is larger than the sum of its proper divisors (128284080848271).

220122020121201 is a wasteful number, since it uses less digits than its factorization.

220122020121201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6298314 (or 6298311 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 220122020121201 its reverse (102121020221022), we get a palindrome (322243040342223).

The spelling of 220122020121201 in words is "two hundred twenty trillion, one hundred twenty-two billion, twenty million, one hundred twenty-one thousand, two hundred one".