2220011002121 has 8 divisors (see below), whose sum is σ = 2421862606944. Its totient is φ = 2018164801120.

The previous prime is 2220011002117. The next prime is 2220011002141. The reversal of 2220011002121 is 1212001100222.

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 2220011002121 - 2² = 2220011002117 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2220011002096 and 2220011002105.

It is not an unprimeable number, because it can be changed into a prime (2220011002141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 466796 + ... + 2158221.

It is an arithmetic number, because the mean of its divisors is an integer number (302732825868).

Almost surely, 2^{2220011002121} is an apocalyptic number.

It is an amenable number.

2220011002121 is a deficient number, since it is larger than the sum of its proper divisors (201851604823).

2220011002121 is a wasteful number, since it uses less digits than its factorization.

2220011002121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2701911.

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

Adding to 2220011002121 its reverse (1212001100222), we get a palindrome (3432012102343).

The spelling of 2220011002121 in words is "two trillion, two hundred twenty billion, eleven million, two thousand, one hundred twenty-one".