221030112231130 has 32 divisors (see below), whose sum is σ = 411578211171600. Its totient is φ = 85362337654272.

The previous prime is 221030112231107. The next prime is 221030112231151. The reversal of 221030112231130 is 31132211030122.

It can be written as a sum of positive squares in 8 ways, for example, as 95452919540001 + 125577192691129 = 9770001^2 + 11206123^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20101144 + ... + 29088076.

Almost surely, 2^{221030112231130} is an apocalyptic number.

221030112231130 is a deficient number, since it is larger than the sum of its proper divisors (190548098940470).

221030112231130 is a wasteful number, since it uses less digits than its factorization.

221030112231130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9071778.

The product of its (nonzero) digits is 432, while the sum is 22.

Adding to 221030112231130 its reverse (31132211030122), we get a palindrome (252162323261252).

The spelling of 221030112231130 in words is "two hundred twenty-one trillion, thirty billion, one hundred twelve million, two hundred thirty-one thousand, one hundred thirty".