221330120410 has 16 divisors (see below), whose sum is σ = 455307676416. Its totient is φ = 75884612688.

The previous prime is 221330120387. The next prime is 221330120413. The reversal of 221330120410 is 14021033122.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (221330120413) 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, 1580929362 + ... + 1580929501.

It is an arithmetic number, because the mean of its divisors is an integer number (28456729776).

Almost surely, 2^221330120410 is an apocalyptic number.

221330120410 is an abundant number, since it is smaller than the sum of its proper divisors (233977556006).

221330120410 is a wasteful number, since it uses less digits than its factorization.

221330120410 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3161858877.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 221330120410 its reverse (14021033122), we get a palindrome (235351153532).

The spelling of 221330120410 in words is "two hundred twenty-one billion, three hundred thirty million, one hundred twenty thousand, four hundred ten".