111221130001330 has 32 divisors (see below), whose sum is σ = 201413437258608. Its totient is φ = 44218511020800.

The previous prime is 111221130001313. The next prime is 111221130001337. The reversal of 111221130001330 is 33100031122111.

It can be written as a sum of positive squares in 8 ways, for example, as 91579330344681 + 19641799656649 = 9569709^2 + 4431907^2 .

It is a junction number, because it is equal to n+sod(n) for n = 111221130001298 and 111221130001307.

It is not an unprimeable number, because it can be changed into a prime (111221130001337) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3300201 + ... + 15275260.

Almost surely, 2^{111221130001330} is an apocalyptic number.

111221130001330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

111221130001330 is a deficient number, since it is larger than the sum of its proper divisors (90192307257278).

111221130001330 is a wasteful number, since it uses less digits than its factorization.

111221130001330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18579102.

The product of its (nonzero) digits is 108, while the sum is 19.

Adding to 111221130001330 its reverse (33100031122111), we get a palindrome (144321161123441).

The spelling of 111221130001330 in words is "one hundred eleven trillion, two hundred twenty-one billion, one hundred thirty million, one thousand, three hundred thirty".