101222222121011 has 16 divisors (see below), whose sum is σ = 102692216157696. Its totient is φ = 99763076400000.

The previous prime is 101222222120977. The next prime is 101222222121043. The reversal of 101222222121011 is 110121222222101.

It is a cyclic number.

It is not a de Polignac number, because 101222222121011 - 2¹⁰ = 101222222119987 is a prime.

It is a super-2 number, since 2×101222222121011² (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 (101222222121061) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 92844146 + ... + 93928056.

It is an arithmetic number, because the mean of its divisors is an integer number (6418263509856).

Almost surely, 2^{101222222121011} is an apocalyptic number.

101222222121011 is a deficient number, since it is larger than the sum of its proper divisors (1469994036685).

101222222121011 is a wasteful number, since it uses less digits than its factorization.

101222222121011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1088914.

The product of its (nonzero) digits is 128, while the sum is 20.

Adding to 101222222121011 its reverse (110121222222101), we get a palindrome (211343444343112).

The spelling of 101222222121011 in words is "one hundred one trillion, two hundred twenty-two billion, two hundred twenty-two million, one hundred twenty-one thousand, eleven".