2002012021022 has 64 divisors (see below), whose sum is σ = 3552855505920. Its totient is φ = 837169115904.

The previous prime is 2002012021019. The next prime is 2002012021067. The reversal of 2002012021022 is 2201202102002.

It is a junction number, because it is equal to n+sod(n) for n = 2002012020988 and 2002012021006.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 88078223 + ... + 88100949.

It is an arithmetic number, because the mean of its divisors is an integer number (55513367280).

Almost surely, 2^{2002012021022} is an apocalyptic number.

2002012021022 is a deficient number, since it is larger than the sum of its proper divisors (1550843484898).

2002012021022 is a wasteful number, since it uses less digits than its factorization.

2002012021022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30537.

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 2002012021022 its reverse (2201202102002), we get a palindrome (4203214123024).

The spelling of 2002012021022 in words is "two trillion, two billion, twelve million, twenty-one thousand, twenty-two".