2002121212203 has 16 divisors (see below), whose sum is σ = 3389834856960. Its totient is φ = 1144069264008.

The previous prime is 2002121212183. The next prime is 2002121212207. The reversal of 2002121212203 is 3022121212002.

It is not a de Polignac number, because 2002121212203 - 2⁵ = 2002121212171 is a prime.

It is a super-2 number, since 2×2002121212203² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2002121212207) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5296616775 + ... + 5296617152.

It is an arithmetic number, because the mean of its divisors is an integer number (211864678560).

Almost surely, 2^{2002121212203} is an apocalyptic number.

2002121212203 is a deficient number, since it is larger than the sum of its proper divisors (1387713644757).

2002121212203 is a wasteful number, since it uses less digits than its factorization.

2002121212203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10593233943 (or 10593233937 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 2002121212203 its reverse (3022121212002), we get a palindrome (5024242424205).

The spelling of 2002121212203 in words is "two trillion, two billion, one hundred twenty-one million, two hundred twelve thousand, two hundred three".