101212210011 has 16 divisors (see below), whose sum is σ = 148991472000. Its totient is φ = 60601686720.

The previous prime is 101212209997. The next prime is 101212210013. The reversal of 101212210011 is 110012212101.

It is not a de Polignac number, because 101212210011 - 2⁵ = 101212209979 is a prime.

It is a super-2 number, since 2×101212210011² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (101212210013) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18473386 + ... + 18478863.

It is an arithmetic number, because the mean of its divisors is an integer number (9311967000).

Almost surely, 2^101212210011 is an apocalyptic number.

101212210011 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

101212210011 is a deficient number, since it is larger than the sum of its proper divisors (47779261989).

101212210011 is a wasteful number, since it uses less digits than its factorization.

101212210011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36952346.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 101212210011 its reverse (110012212101), we get a palindrome (211224422112).

The spelling of 101212210011 in words is "one hundred one billion, two hundred twelve million, two hundred ten thousand, eleven".