2002210122012 has 24 divisors (see below), whose sum is σ = 4671854428416. Its totient is φ = 667398972528.

The previous prime is 2002210121993. The next prime is 2002210122047. The reversal of 2002210122012 is 2102210122002.

It is a junction number, because it is equal to n+sod(n) for n = 2002210121982 and 2002210122000.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 1719853 + ... + 2638619.

It is an arithmetic number, because the mean of its divisors is an integer number (194660601184).

Almost surely, 2^{2002210122012} is an apocalyptic number.

It is an amenable number.

2002210122012 is an abundant number, since it is smaller than the sum of its proper divisors (2669644306404).

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

2002210122012 is a wasteful number, since it uses less digits than its factorization.

2002210122012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1100377 (or 1100375 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 2002210122012 its reverse (2102210122002), we get a palindrome (4104420244014).

The spelling of 2002210122012 in words is "two trillion, two billion, two hundred ten million, one hundred twenty-two thousand, twelve".