2002212221112 has 48 divisors (see below), whose sum is σ = 5609646315000. Its totient is φ = 644390139456.

The previous prime is 2002212221111. The next prime is 2002212221171. The reversal of 2002212221112 is 2111222122002.

It is a happy number.

2002212221112 is a `hidden beast` number, since 200 + 221 + 22 + 211 + 12 = 666.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2002212221111) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 479454862 + ... + 479459037.

Almost surely, 2^{2002212221112} is an apocalyptic number.

It is an amenable number.

2002212221112 is an abundant number, since it is smaller than the sum of its proper divisors (3607434093888).

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

2002212221112 is a wasteful number, since it uses less digits than its factorization.

2002212221112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 958913940 (or 958913933 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 2002212221112 its reverse (2111222122002), we get a palindrome (4113434343114).

The spelling of 2002212221112 in words is "two trillion, two billion, two hundred twelve million, two hundred twenty-one thousand, one hundred twelve".