220220001102121 has 16 divisors (see below), whose sum is σ = 225310022784000. Its totient is φ = 215146881976320.

The previous prime is 220220001102089. The next prime is 220220001102187. The reversal of 220220001102121 is 121201100022022.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 220220001102121 - 2⁵ = 220220001102089 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 220220001102095 and 220220001102104.

It is not an unprimeable number, because it can be changed into a prime (220220001102821) 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, 427979005 + ... + 428493253.

It is an arithmetic number, because the mean of its divisors is an integer number (14081876424000).

Almost surely, 2^{220220001102121} is an apocalyptic number.

It is an amenable number.

220220001102121 is a deficient number, since it is larger than the sum of its proper divisors (5090021681879).

220220001102121 is a wasteful number, since it uses less digits than its factorization.

220220001102121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 530664.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 220220001102121 its reverse (121201100022022), we get a palindrome (341421101124143).

The spelling of 220220001102121 in words is "two hundred twenty trillion, two hundred twenty billion, one million, one hundred two thousand, one hundred twenty-one".