3012111210220 has 48 divisors (see below), whose sum is σ = 7230350776320. Its totient is φ = 1032540433344.

The previous prime is 3012111210161. The next prime is 3012111210223. The reversal of 3012111210220 is 220121112103.

It is a junction number, because it is equal to n+sod(n) for n = 3012111210194 and 3012111210203.

It is not an unprimeable number, because it can be changed into a prime (3012111210223) 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, 1118244 + ... + 2697163.

It is an arithmetic number, because the mean of its divisors is an integer number (150632307840).

Almost surely, 2^{3012111210220} is an apocalyptic number.

It is an amenable number.

3012111210220 is an abundant number, since it is smaller than the sum of its proper divisors (4218239566100).

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

3012111210220 is a wasteful number, since it uses less digits than its factorization.

3012111210220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3821062 (or 3821060 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 3012111210220 its reverse (220121112103), we get a palindrome (3232232322323).

The spelling of 3012111210220 in words is "three trillion, twelve billion, one hundred eleven million, two hundred ten thousand, two hundred twenty".