2002121012010 has 48 divisors (see below), whose sum is σ = 5589594992736. Its totient is φ = 457627659552.

The previous prime is 2002121011999. The next prime is 2002121012027. The reversal of 2002121012010 is 102101212002.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 680992072 + ... + 680995011.

It is an arithmetic number, because the mean of its divisors is an integer number (116449895682).

Almost surely, 2^{2002121012010} is an apocalyptic number.

2002121012010 is an abundant number, since it is smaller than the sum of its proper divisors (3587473980726).

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

2002121012010 is a wasteful number, since it uses less digits than its factorization.

2002121012010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1361987107 (or 1361987100 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 2002121012010 its reverse (102101212002), we get a palindrome (2104222224012).

The spelling of 2002121012010 in words is "two trillion, two billion, one hundred twenty-one million, twelve thousand, ten".