10213221332 has 6 divisors (see below), whose sum is σ = 17873137338. Its totient is φ = 5106610664.

The previous prime is 10213221331. The next prime is 10213221349. The reversal of 10213221332 is 23312231201.

It can be written as a sum of positive squares in only one way, i.e., 8178670096 + 2034551236 = 90436^2 + 45106^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10213221331) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1276652663 + ... + 1276652670.

It is an arithmetic number, because the mean of its divisors is an integer number (2978856223).

Almost surely, 2^10213221332 is an apocalyptic number.

It is an amenable number.

10213221332 is a deficient number, since it is larger than the sum of its proper divisors (7659916006).

10213221332 is a wasteful number, since it uses less digits than its factorization.

10213221332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2553305337 (or 2553305335 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 10213221332 its reverse (23312231201), we get a palindrome (33525452533).

The spelling of 10213221332 in words is "ten billion, two hundred thirteen million, two hundred twenty-one thousand, three hundred thirty-two".