221010420111330 has 64 divisors (see below), whose sum is σ = 531065323990656. Its totient is φ = 58864975488000.

The previous prime is 221010420111323. The next prime is 221010420111343. The reversal of 221010420111330 is 33111024010122.

It is a junction number, because it is equal to n+sod(n) for n = 221010420111297 and 221010420111306.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 375567025 + ... + 376155035.

It is an arithmetic number, because the mean of its divisors is an integer number (8297895687354).

Almost surely, 2^{221010420111330} is an apocalyptic number.

221010420111330 is an abundant number, since it is smaller than the sum of its proper divisors (310054903879326).

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

221010420111330 is a wasteful number, since it uses less digits than its factorization.

221010420111330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 603123.

The product of its (nonzero) digits is 288, while the sum is 21.

Adding to 221010420111330 its reverse (33111024010122), we get a palindrome (254121444121452).

The spelling of 221010420111330 in words is "two hundred twenty-one trillion, ten billion, four hundred twenty million, one hundred eleven thousand, three hundred thirty".