220220212211122 has 32 divisors (see below), whose sum is σ = 363259138005504. Its totient is φ = 99674763321600.

The previous prime is 220220212211119. The next prime is 220220212211123. The reversal of 220220212211122 is 221112212022022.

It is a junction number, because it is equal to n+sod(n) for n = 220220212211093 and 220220212211102.

It is not an unprimeable number, because it can be changed into a prime (220220212211123) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 640741029 + ... + 641084632.

It is an arithmetic number, because the mean of its divisors is an integer number (11351848062672).

Almost surely, 2^{220220212211122} is an apocalyptic number.

220220212211122 is a deficient number, since it is larger than the sum of its proper divisors (143038925794382).

220220212211122 is a wasteful number, since it uses less digits than its factorization.

220220212211122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1281825874.

The product of its (nonzero) digits is 512, while the sum is 22.

Adding to 220220212211122 its reverse (221112212022022), we get a palindrome (441332424233144).

The spelling of 220220212211122 in words is "two hundred twenty trillion, two hundred twenty billion, two hundred twelve million, two hundred eleven thousand, one hundred twenty-two".