2220010021121 has 8 divisors (see below), whose sum is σ = 2274185959584. Its totient is φ = 2165835480480.

The previous prime is 2220010021111. The next prime is 2220010021127. The reversal of 2220010021121 is 1211200100222.

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

It is a cyclic number.

It is not a de Polignac number, because 2220010021121 - 2⁶ = 2220010021057 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 2220010021096 and 2220010021105.

It is not an unprimeable number, because it can be changed into a prime (2220010021127) 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, 3333566 + ... + 3943688.

It is an arithmetic number, because the mean of its divisors is an integer number (284273244948).

Almost surely, 2^{2220010021121} is an apocalyptic number.

It is an amenable number.

2220010021121 is a deficient number, since it is larger than the sum of its proper divisors (54175938463).

2220010021121 is an equidigital number, since it uses as much as digits as its factorization.

2220010021121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 698911.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 2220010021121 its reverse (1211200100222), we get a palindrome (3431210121343).

The spelling of 2220010021121 in words is "two trillion, two hundred twenty billion, ten million, twenty-one thousand, one hundred twenty-one".