2012022022212 has 120 divisors (see below), whose sum is σ = 5451912031104. Its totient is φ = 646606939968.

The previous prime is 2012022022193. The next prime is 2012022022223. The reversal of 2012022022212 is 2122202202102.

2012022022212 is a `hidden beast` number, since 201 + 20 + 220 + 2 + 221 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 34258 + ... + 2006294.

Almost surely, 2^{2012022022212} 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 2012022022212, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2725956015552).

2012022022212 is an abundant number, since it is smaller than the sum of its proper divisors (3439890008892).

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

2012022022212 is a wasteful number, since it uses less digits than its factorization.

2012022022212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1972167 (or 1972156 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

Adding to 2012022022212 its reverse (2122202202102), we get a palindrome (4134224224314).

The spelling of 2012022022212 in words is "two trillion, twelve billion, twenty-two million, twenty-two thousand, two hundred twelve".