2212220505201 has 24 divisors (see below), whose sum is σ = 3633034399200. Its totient is φ = 1189765648512.

The previous prime is 2212220505161. The next prime is 2212220505223. The reversal of 2212220505201 is 1025050222122.

It is not a de Polignac number, because 2212220505201 - 2⁷ = 2212220505073 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2212220505301) 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, 442618651 + ... + 442623648.

It is an arithmetic number, because the mean of its divisors is an integer number (151376433300).

Almost surely, 2^{2212220505201} is an apocalyptic number.

2212220505201 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

2212220505201 is a deficient number, since it is larger than the sum of its proper divisors (1420813893999).

2212220505201 is a wasteful number, since it uses less digits than its factorization.

2212220505201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 885242333 (or 885242326 counting only the distinct ones).

The product of its (nonzero) digits is 1600, while the sum is 24.

Adding to 2212220505201 its reverse (1025050222122), we get a palindrome (3237270727323).

The spelling of 2212220505201 in words is "two trillion, two hundred twelve billion, two hundred twenty million, five hundred five thousand, two hundred one".