202102212132223 has 8 divisors (see below), whose sum is σ = 227111515975008. Its totient is φ = 178444762551264.

The previous prime is 202102212132157. The next prime is 202102212132229. The reversal of 202102212132223 is 322231212201202.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-202102212132223 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (202102212132229) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 337963565140 + ... + 337963565737.

It is an arithmetic number, because the mean of its divisors is an integer number (28388939496876).

Almost surely, 2^{202102212132223} is an apocalyptic number.

202102212132223 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

202102212132223 is a deficient number, since it is larger than the sum of its proper divisors (25009303842785).

202102212132223 is a wasteful number, since it uses less digits than its factorization.

202102212132223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 675927130913.

The product of its (nonzero) digits is 2304, while the sum is 25.

Adding to 202102212132223 its reverse (322231212201202), we get a palindrome (524333424333425).

The spelling of 202102212132223 in words is "two hundred two trillion, one hundred two billion, two hundred twelve million, one hundred thirty-two thousand, two hundred twenty-three".