2212002120 has 64 divisors (see below), whose sum is σ = 6694773120. Its totient is φ = 584643584.

The previous prime is 2212002103. The next prime is 2212002151. The reversal of 2212002120 is 212002122.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a junction number, because it is equal to n+sod(n) for n = 2212002096 and 2212002105.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 68004 + ... + 95123.

It is an arithmetic number, because the mean of its divisors is an integer number (104605830).

Almost surely, 2^2212002120 is an apocalyptic number.

2212002120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2212002120 is an abundant number, since it is smaller than the sum of its proper divisors (4482771000).

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

2212002120 is a wasteful number, since it uses less digits than its factorization.

2212002120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 163254 (or 163250 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 12.

The square root of 2212002120 is about 47031.9266031065. The cubic root of 2212002120 is about 1302.9522883319.

Adding to 2212002120 its reverse (212002122), we get a palindrome (2424004242).

It can be divided in two parts, 2212002 and 120, that added together give a palindrome (2212122).

The spelling of 2212002120 in words is "two billion, two hundred twelve million, two thousand, one hundred twenty".