1003212100220 has 48 divisors (see below), whose sum is σ = 2315043466848. Its totient is φ = 362141583360.

The previous prime is 1003212100217. The next prime is 1003212100259. The reversal of 1003212100220 is 220012123001.

It is a happy number.

1003212100220 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 1003212100195 and 1003212100204.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16612397 + ... + 16672676.

It is an arithmetic number, because the mean of its divisors is an integer number (48230072226).

Almost surely, 2^{1003212100220} is an apocalyptic number.

1003212100220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1003212100220 is an abundant number, since it is smaller than the sum of its proper divisors (1311831366628).

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

1003212100220 is a wasteful number, since it uses less digits than its factorization.

1003212100220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33285230 (or 33285228 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 14.

Adding to 1003212100220 its reverse (220012123001), we get a palindrome (1223224223221).

The spelling of 1003212100220 in words is "one trillion, three billion, two hundred twelve million, one hundred thousand, two hundred twenty".