220122311120 has 40 divisors (see below), whose sum is σ = 511984999464. Its totient is φ = 88014408192.

The previous prime is 220122311119. The next prime is 220122311147. The reversal of 220122311120 is 21113221022.

It can be written as a sum of positive squares in 4 ways, for example, as 641304976 + 219481006144 = 25324^2 + 468488^2 .

It is a tau number, because it is divible by the number of its divisors (40).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 333479 + ... + 742598.

Almost surely, 2^220122311120 is an apocalyptic number.

220122311120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

220122311120 is an abundant number, since it is smaller than the sum of its proper divisors (291862688344).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

220122311120 is a wasteful number, since it uses less digits than its factorization.

220122311120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1078647 (or 1078641 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 220122311120 its reverse (21113221022), we get a palindrome (241235532142).

The spelling of 220122311120 in words is "two hundred twenty billion, one hundred twenty-two million, three hundred eleven thousand, one hundred twenty".