101011222011 has 16 divisors (see below), whose sum is σ = 153944985600. Its totient is φ = 57712027008.

The previous prime is 101011222007. The next prime is 101011222057. The reversal of 101011222011 is 110222110101.

It is not a de Polignac number, because 101011222011 - 2² = 101011222007 is a prime.

It is a super-3 number, since 3×101011222011³ (a number of 34 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (101011222111) 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, 216846 + ... + 499043.

It is an arithmetic number, because the mean of its divisors is an integer number (9621561600).

Almost surely, 2^101011222011 is an apocalyptic number.

101011222011 is a deficient number, since it is larger than the sum of its proper divisors (52933763589).

101011222011 is an equidigital number, since it uses as much as digits as its factorization.

101011222011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 722618.

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

Adding to 101011222011 its reverse (110222110101), we get a palindrome (211233332112).

The spelling of 101011222011 in words is "one hundred one billion, eleven million, two hundred twenty-two thousand, eleven".