101222211012211 has 4 divisors (see below), whose sum is σ = 101994899646024. Its totient is φ = 100449522378400.

The previous prime is 101222211012187. The next prime is 101222211012259. The reversal of 101222211012211 is 112210112222101.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 101222211012211 - 2⁹ = 101222211011699 is a prime.

It is a super-2 number, since 2×101222211012211² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (101222211012011) 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, 386344316710 + ... + 386344316971.

It is an arithmetic number, because the mean of its divisors is an integer number (25498724911506).

Almost surely, 2^{101222211012211} is an apocalyptic number.

101222211012211 is a deficient number, since it is larger than the sum of its proper divisors (772688633813).

101222211012211 is an equidigital number, since it uses as much as digits as its factorization.

101222211012211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 772688633812.

The product of its (nonzero) digits is 64, while the sum is 19.

Adding to 101222211012211 its reverse (112210112222101), we get a palindrome (213432323234312).

The spelling of 101222211012211 in words is "one hundred one trillion, two hundred twenty-two billion, two hundred eleven million, twelve thousand, two hundred eleven".