2220012121101 has 16 divisors (see below), whose sum is σ = 2979970290048. Its totient is φ = 1470037982400.

The previous prime is 2220012121097. The next prime is 2220012121111. The reversal of 2220012121101 is 1011212100222.

It is not a de Polignac number, because 2220012121101 - 2² = 2220012121097 is a prime.

It is a super-2 number, since 2×2220012121101² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2220012121111) 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, 407571 + ... + 2146191.

It is an arithmetic number, because the mean of its divisors is an integer number (186248143128).

Almost surely, 2^{2220012121101} is an apocalyptic number.

It is an amenable number.

2220012121101 is a deficient number, since it is larger than the sum of its proper divisors (759958168947).

2220012121101 is a wasteful number, since it uses less digits than its factorization.

2220012121101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1741492.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 2220012121101 its reverse (1011212100222), we get a palindrome (3231224221323).

The spelling of 2220012121101 in words is "two trillion, two hundred twenty billion, twelve million, one hundred twenty-one thousand, one hundred one".