2100203022 has 16 divisors (see below), whose sum is σ = 4225560192. Its totient is φ = 695875320.

The previous prime is 2100203009. The next prime is 2100203023. The reversal of 2100203022 is 2203020012.

It is a junction number, because it is equal to n+sod(n) for n = 2100202989 and 2100203007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2100203023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1047004 + ... + 1049007.

It is an arithmetic number, because the mean of its divisors is an integer number (264097512).

Almost surely, 2^2100203022 is an apocalyptic number.

2100203022 is an abundant number, since it is smaller than the sum of its proper divisors (2125357170).

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

2100203022 is a wasteful number, since it uses less digits than its factorization.

2100203022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2096183.

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

The square root of 2100203022 is about 45827.9720476479. The cubic root of 2100203022 is about 1280.6204312360.

Adding to 2100203022 its reverse (2203020012), we get a palindrome (4303223034).

The spelling of 2100203022 in words is "two billion, one hundred million, two hundred three thousand, twenty-two".