101011122211 has 8 divisors (see below), whose sum is σ = 103351005504. Its totient is φ = 98679185280.

The previous prime is 101011122203. The next prime is 101011122227. The reversal of 101011122211 is 112221110101.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 101011122211 - 2³ = 101011122203 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 101011122191 and 101011122200.

It is not an unprimeable number, because it can be changed into a prime (101011122241) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1960870 + ... + 2011723.

It is an arithmetic number, because the mean of its divisors is an integer number (12918875688).

Almost surely, 2^101011122211 is an apocalyptic number.

101011122211 is a deficient number, since it is larger than the sum of its proper divisors (2339883293).

101011122211 is an equidigital number, since it uses as much as digits as its factorization.

101011122211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3973181.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 101011122211 its reverse (112221110101), we get a palindrome (213232232312).

It can be divided in two parts, 10101 and 1122211, that multiplied together give a palindrome (11335453311).

The spelling of 101011122211 in words is "one hundred one billion, eleven million, one hundred twenty-two thousand, two hundred eleven".