220120011120012 has 96 divisors (see below), whose sum is σ = 545810444992512. Its totient is φ = 68805697314816.

The previous prime is 220120011119989. The next prime is 220120011120019. The reversal of 220120011120012 is 210021110021022.

It is a junction number, because it is equal to n+sod(n) for n = 220120011119973 and 220120011120000.

It is not an unprimeable number, because it can be changed into a prime (220120011120019) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 61834773 + ... + 65297619.

It is an arithmetic number, because the mean of its divisors is an integer number (5685525468672).

Almost surely, 2^{220120011120012} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 220120011120012, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (272905222496256).

220120011120012 is an abundant number, since it is smaller than the sum of its proper divisors (325690433872500).

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

220120011120012 is a wasteful number, since it uses less digits than its factorization.

220120011120012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3464007 (or 3464005 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 220120011120012 its reverse (210021110021022), we get a palindrome (430141121141034).

The spelling of 220120011120012 in words is "two hundred twenty trillion, one hundred twenty billion, eleven million, one hundred twenty thousand, twelve".