221102121120022 has 8 divisors (see below), whose sum is σ = 331656760318536. Its totient is φ = 110549867680512.

The previous prime is 221102121120011. The next prime is 221102121120077. The reversal of 221102121120022 is 220021121201122.

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

It is a super-2 number, since 2×221102121120022² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 596208043 + ... + 596578774.

It is an arithmetic number, because the mean of its divisors is an integer number (41457095039817).

Almost surely, 2^{221102121120022} is an apocalyptic number.

221102121120022 is a deficient number, since it is larger than the sum of its proper divisors (110554639198514).

221102121120022 is a wasteful number, since it uses less digits than its factorization.

221102121120022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1192879502.

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 221102121120022 its reverse (220021121201122), we get a palindrome (441123242321144).

The spelling of 221102121120022 in words is "two hundred twenty-one trillion, one hundred two billion, one hundred twenty-one million, one hundred twenty thousand, twenty-two".