221011110122 has 32 divisors (see below), whose sum is σ = 363489482880. Its totient is φ = 99950512320.

The previous prime is 221011110083. The next prime is 221011110161.

221011110122 is nontrivially palindromic in base 10.

It is an interprime number because it is at equal distance from previous prime (221011110083) and next prime (221011110161).

It is a super-3 number, since 3×221011110122³ (a number of 35 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 221011110097 and 221011110106.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7507043 + ... + 7536425.

It is an arithmetic number, because the mean of its divisors is an integer number (11359046340).

Almost surely, 2^221011110122 is an apocalyptic number.

221011110122 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

221011110122 is a deficient number, since it is larger than the sum of its proper divisors (142478372758).

221011110122 is a wasteful number, since it uses less digits than its factorization.

221011110122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31118.

The product of its (nonzero) digits is 16, while the sum is 14.

It can be divided in two parts, 221011 and 110122, that added together give a palindrome (331133).

The spelling of 221011110122 in words is "two hundred twenty-one billion, eleven million, one hundred ten thousand, one hundred twenty-two".