2202120012 has 24 divisors (see below), whose sum is σ = 5225371200. Its totient is φ = 721598416.

The previous prime is 2202119993. The next prime is 2202120031. The reversal of 2202120012 is 2100212022.

It is an interprime number because it is at equal distance from previous prime (2202119993) and next prime (2202120031).

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

It is a self number, because there is not a number n which added to its sum of digits gives 2202120012.

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, 1554462 + ... + 1555877.

It is an arithmetic number, because the mean of its divisors is an integer number (217723800).

Almost surely, 2^2202120012 is an apocalyptic number.

It is an amenable number.

2202120012 is an abundant number, since it is smaller than the sum of its proper divisors (3023251188).

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

2202120012 is a wasteful number, since it uses less digits than its factorization.

2202120012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3110405 (or 3110403 counting only the distinct ones).

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

The square root of 2202120012 is about 46926.7515602774. The cubic root of 2202120012 is about 1301.0090808324.

Adding to 2202120012 its reverse (2100212022), we get a palindrome (4302332034).

The spelling of 2202120012 in words is "two billion, two hundred two million, one hundred twenty thousand, twelve".