220121001111022 has 16 divisors (see below), whose sum is σ = 360273309956352. Its totient is φ = 100034081577720.

The previous prime is 220121001111007. The next prime is 220121001111029. The reversal of 220121001111022 is 220111100121022.

It is a junction number, because it is equal to n+sod(n) for n = 220121001110987 and 220121001111005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220121001111029) 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 7 ways as a sum of consecutive naturals, for example, 1045838748 + ... + 1046049199.

It is an arithmetic number, because the mean of its divisors is an integer number (22517081872272).

Almost surely, 2^{220121001111022} is an apocalyptic number.

220121001111022 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

220121001111022 is a deficient number, since it is larger than the sum of its proper divisors (140152308845330).

220121001111022 is a wasteful number, since it uses less digits than its factorization.

220121001111022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2091892743.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 220121001111022 its reverse (220111100121022), we get a palindrome (440232101232044).

The spelling of 220121001111022 in words is "two hundred twenty trillion, one hundred twenty-one billion, one million, one hundred eleven thousand, twenty-two".