2002201121112 has 64 divisors (see below), whose sum is σ = 5323292161920. Its totient is φ = 625374355968.

The previous prime is 2002201121069. The next prime is 2002201121119. The reversal of 2002201121112 is 2111211022002.

It is a junction number, because it is equal to n+sod(n) for n = 2002201121091 and 2002201121100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2002201121119) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10716538 + ... + 10901769.

It is an arithmetic number, because the mean of its divisors is an integer number (83176440030).

Almost surely, 2^{2002201121112} is an apocalyptic number.

It is an amenable number.

2002201121112 is an abundant number, since it is smaller than the sum of its proper divisors (3321091040808).

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

2002201121112 is a wasteful number, since it uses less digits than its factorization.

2002201121112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21618560 (or 21618556 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 2002201121112 its reverse (2111211022002), we get a palindrome (4113412143114).

The spelling of 2002201121112 in words is "two trillion, two billion, two hundred one million, one hundred twenty-one thousand, one hundred twelve".