10001212220211 has 32 divisors (see below), whose sum is σ = 13942984688640. Its totient is φ = 6371004153600.

The previous prime is 10001212220191. The next prime is 10001212220227. The reversal of 10001212220211 is 11202221210001.

It is not a de Polignac number, because 10001212220211 - 2¹⁷ = 10001212089139 is a prime.

It is not an unprimeable number, because it can be changed into a prime (10001212220231) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 576060 + ... + 4509353.

It is an arithmetic number, because the mean of its divisors is an integer number (435718271520).

Almost surely, 2^{10001212220211} is an apocalyptic number.

10001212220211 is a deficient number, since it is larger than the sum of its proper divisors (3941772468429).

10001212220211 is a wasteful number, since it uses less digits than its factorization.

10001212220211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5085787.

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

Adding to 10001212220211 its reverse (11202221210001), we get a palindrome (21203433430212).

The spelling of 10001212220211 in words is "ten trillion, one billion, two hundred twelve million, two hundred twenty thousand, two hundred eleven".