220020220020012 has 24 divisors (see below), whose sum is σ = 513384722043312. Its totient is φ = 73339472102400.

The previous prime is 220020220020011. The next prime is 220020220020077. The reversal of 220020220020012 is 210020022020022.

It is a junction number, because it is equal to n+sod(n) for n = 220020220019973 and 220020220020000.

It is not an unprimeable number, because it can be changed into a prime (220020220020011) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 73628689 + ... + 76558632.

It is an arithmetic number, because the mean of its divisors is an integer number (21391030085138).

Almost surely, 2^{220020220020012} is an apocalyptic number.

It is an amenable number.

220020220020012 is an abundant number, since it is smaller than the sum of its proper divisors (293364502023300).

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

220020220020012 is a wasteful number, since it uses less digits than its factorization.

220020220020012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 150309409 (or 150309407 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 15.

Adding to 220020220020012 its reverse (210020022020022), we get a palindrome (430040242040034).

The spelling of 220020220020012 in words is "two hundred twenty trillion, twenty billion, two hundred twenty million, twenty thousand, twelve".