122202220022020 has 24 divisors (see below), whose sum is σ = 258497834767704. Its totient is φ = 48524093204736.

The previous prime is 122202220021991. The next prime is 122202220022041. The reversal of 122202220022020 is 20220022202221.

It can be written as a sum of positive squares in 4 ways, for example, as 37270365662916 + 84931854359104 = 6104946^2 + 9215848^2 .

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, 22299672447 + ... + 22299677926.

It is an arithmetic number, because the mean of its divisors is an integer number (10770743115321).

Almost surely, 2^{122202220022020} is an apocalyptic number.

122202220022020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

122202220022020 is an abundant number, since it is smaller than the sum of its proper divisors (136295614745684).

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

122202220022020 is a wasteful number, since it uses less digits than its factorization.

122202220022020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44599350519 (or 44599350517 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 19.

Adding to 122202220022020 its reverse (20220022202221), we get a palindrome (142422242224241).

The spelling of 122202220022020 in words is "one hundred twenty-two trillion, two hundred two billion, two hundred twenty million, twenty-two thousand, twenty".