10221213330 has 24 divisors (see below), whose sum is σ = 26575154892. Its totient is φ = 2725656864.

The previous prime is 10221213323. The next prime is 10221213347. The reversal of 10221213330 is 3331212201.

10221213330 is a `hidden beast` number, since 102 + 21 + 213 + 330 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 9814666761 + 406546569 = 99069^2 + 20163^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 56784429 + ... + 56784608.

Almost surely, 2^10221213330 is an apocalyptic number.

10221213330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

10221213330 is an abundant number, since it is smaller than the sum of its proper divisors (16353941562).

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

10221213330 is a wasteful number, since it uses less digits than its factorization.

10221213330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 113569050 (or 113569047 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 10221213330 its reverse (3331212201), we get a palindrome (13552425531).

The spelling of 10221213330 in words is "ten billion, two hundred twenty-one million, two hundred thirteen thousand, three hundred thirty".