2212012110101 has 4 divisors (see below), whose sum is σ = 2233913220204. Its totient is φ = 2190111000000.

The previous prime is 2212012110073. The next prime is 2212012110109. The reversal of 2212012110101 is 1010112102122.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2145331443025 + 66680667076 = 1464695^2 + 258226^2 .

It is a cyclic number.

It is not a de Polignac number, because 2212012110101 - 2⁶ = 2212012110037 is a prime.

It is a super-3 number, since 3×2212012110101³ (a number of 38 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2212012110109) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10950554900 + ... + 10950555101.

It is an arithmetic number, because the mean of its divisors is an integer number (558478305051).

Almost surely, 2^{2212012110101} is an apocalyptic number.

It is an amenable number.

2212012110101 is a deficient number, since it is larger than the sum of its proper divisors (21901110103).

2212012110101 is a wasteful number, since it uses less digits than its factorization.

2212012110101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21901110102.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 2212012110101 its reverse (1010112102122), we get a palindrome (3222124212223).

The spelling of 2212012110101 in words is "two trillion, two hundred twelve billion, twelve million, one hundred ten thousand, one hundred one".