21130202203222 has 8 divisors (see below), whose sum is σ = 36223203776976. Its totient is φ = 9055800944232.

The previous prime is 21130202203193. The next prime is 21130202203247. The reversal of 21130202203222 is 22230220203112.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 21130202203193 and 21130202203202.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 754650078673 + ... + 754650078700.

It is an arithmetic number, because the mean of its divisors is an integer number (4527900472122).

Almost surely, 2^{21130202203222} is an apocalyptic number.

21130202203222 is a deficient number, since it is larger than the sum of its proper divisors (15093001573754).

21130202203222 is a wasteful number, since it uses less digits than its factorization.

21130202203222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1509300157382.

The product of its (nonzero) digits is 1152, while the sum is 22.

Adding to 21130202203222 its reverse (22230220203112), we get a palindrome (43360422406334).

The spelling of 21130202203222 in words is "twenty-one trillion, one hundred thirty billion, two hundred two million, two hundred three thousand, two hundred twenty-two".