2212220122101 has 24 divisors (see below), whose sum is σ = 3543068898720. Its totient is φ = 1318760128800.

The previous prime is 2212220122097. The next prime is 2212220122109. The reversal of 2212220122101 is 1012210222122.

It is a happy number.

2212220122101 is a `hidden beast` number, since 221 + 2 + 220 + 1 + 221 + 0 + 1 = 666.

It is not a de Polignac number, because 2212220122101 - 2² = 2212220122097 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2212220122109) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 183155091 + ... + 183167168.

It is an arithmetic number, because the mean of its divisors is an integer number (147627870780).

Almost surely, 2^{2212220122101} is an apocalyptic number.

It is an amenable number.

2212220122101 is a deficient number, since it is larger than the sum of its proper divisors (1330848776619).

2212220122101 is a wasteful number, since it uses less digits than its factorization.

2212220122101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 366322337 (or 366322334 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 2212220122101 its reverse (1012210222122), we get a palindrome (3224430344223).

The spelling of 2212220122101 in words is "two trillion, two hundred twelve billion, two hundred twenty million, one hundred twenty-two thousand, one hundred one".