221233101122 has 32 divisors (see below), whose sum is σ = 362831759424. Its totient is φ = 100334592000.

The previous prime is 221233101083. The next prime is 221233101137. The reversal of 221233101122 is 221101332122.

It is a junction number, because it is equal to n+sod(n) for n = 221233101094 and 221233101103.

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, 36187538 + ... + 36193650.

It is an arithmetic number, because the mean of its divisors is an integer number (11338492482).

Almost surely, 2^221233101122 is an apocalyptic number.

221233101122 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

221233101122 is a deficient number, since it is larger than the sum of its proper divisors (141598658302).

221233101122 is a wasteful number, since it uses less digits than its factorization.

221233101122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9554.

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 221233101122 its reverse (221101332122), we get a palindrome (442334433244).

The spelling of 221233101122 in words is "two hundred twenty-one billion, two hundred thirty-three million, one hundred one thousand, one hundred twenty-two".