202003122 has 16 divisors (see below), whose sum is σ = 408546720. Its totient is φ = 66577632.

The previous prime is 202003103. The next prime is 202003141. The reversal of 202003122 is 221300202.

It is an interprime number because it is at equal distance from previous prime (202003103) and next prime (202003141).

It is a super-2 number, since 2×202003122² = 81610522595493768, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 202003098 and 202003107.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 188608 + ... + 189675.

It is an arithmetic number, because the mean of its divisors is an integer number (25534170).

Almost surely, 2^202003122 is an apocalyptic number.

202003122 is an abundant number, since it is smaller than the sum of its proper divisors (206543598).

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

202003122 is a wasteful number, since it uses less digits than its factorization.

202003122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 378377.

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

The square root of 202003122 is about 14212.7802347043. The cubic root of 202003122 is about 586.7494536379.

Adding to 202003122 its reverse (221300202), we get a palindrome (423303324).

The spelling of 202003122 in words is "two hundred two million, three thousand, one hundred twenty-two".