10035202221 has 48 divisors (see below), whose sum is σ = 16916110848. Its totient is φ = 5665075200.

The previous prime is 10035202217. The next prime is 10035202297. The reversal of 10035202221 is 12220253001.

10035202221 is a `hidden beast` number, since 100 + 3 + 520 + 22 + 21 = 666.

It is not a de Polignac number, because 10035202221 - 2² = 10035202217 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 10035202194 and 10035202203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10035202421) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 132516 + ... + 193986.

It is an arithmetic number, because the mean of its divisors is an integer number (352418976).

Almost surely, 2^10035202221 is an apocalyptic number.

10035202221 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

10035202221 is a deficient number, since it is larger than the sum of its proper divisors (6880908627).

10035202221 is a wasteful number, since it uses less digits than its factorization.

10035202221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61602 (or 61599 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 18.

Adding to 10035202221 its reverse (12220253001), we get a palindrome (22255455222).

The spelling of 10035202221 in words is "ten billion, thirty-five million, two hundred two thousand, two hundred twenty-one".