1003420220 has 24 divisors (see below), whose sum is σ = 2298745008. Its totient is φ = 364880000.

The previous prime is 1003420199. The next prime is 1003420273. The reversal of 1003420220 is 220243001.

It is a junction number, because it is equal to n+sod(n) for n = 1003420195 and 1003420204.

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, 2280281 + ... + 2280720.

It is an arithmetic number, because the mean of its divisors is an integer number (95781042).

Almost surely, 2^1003420220 is an apocalyptic number.

1003420220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1003420220 is an abundant number, since it is smaller than the sum of its proper divisors (1295324788).

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

1003420220 is a wasteful number, since it uses less digits than its factorization.

1003420220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4561021 (or 4561019 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 14.

The square root of 1003420220 is about 31676.8088670560. The cubic root of 1003420220 is about 1001.1387760302.

Adding to 1003420220 its reverse (220243001), we get a palindrome (1223663221).

The spelling of 1003420220 in words is "one billion, three million, four hundred twenty thousand, two hundred twenty".