2003021022 has 16 divisors (see below), whose sum is σ = 4241691792. Its totient is φ = 628398720.

The previous prime is 2003021003. The next prime is 2003021057. The reversal of 2003021022 is 2201203002.

It is a junction number, because it is equal to n+sod(n) for n = 2003020989 and 2003021007.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9818629 + ... + 9818832.

It is an arithmetic number, because the mean of its divisors is an integer number (265105737).

Almost surely, 2^2003021022 is an apocalyptic number.

2003021022 is an abundant number, since it is smaller than the sum of its proper divisors (2238670770).

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

2003021022 is a wasteful number, since it uses less digits than its factorization.

2003021022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19637483.

The product of its (nonzero) digits is 48, while the sum is 12.

The square root of 2003021022 is about 44755.1228576126. The cubic root of 2003021022 is about 1260.5551056209. Note that the first 3 decimals are identical.

Adding to 2003021022 its reverse (2201203002), we get a palindrome (4204224024).

The spelling of 2003021022 in words is "two billion, three million, twenty-one thousand, twenty-two".