1101230211321 has 32 divisors (see below), whose sum is σ = 1644635034240. Its totient is φ = 728226158400.

The previous prime is 1101230211307. The next prime is 1101230211343. The reversal of 1101230211321 is 1231120321011.

1101230211321 is a `hidden beast` number, since 1 + 10 + 123 + 0 + 211 + 321 = 666.

It is not a de Polignac number, because 1101230211321 - 2¹⁸ = 1101229949177 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1101230211294 and 1101230211303.

It is not an unprimeable number, because it can be changed into a prime (1101230211721) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8042451 + ... + 8178231.

It is an arithmetic number, because the mean of its divisors is an integer number (51394844820).

Almost surely, 2^{1101230211321} is an apocalyptic number.

It is an amenable number.

1101230211321 is a deficient number, since it is larger than the sum of its proper divisors (543404822919).

1101230211321 is a wasteful number, since it uses less digits than its factorization.

1101230211321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 138214 (or 138208 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 18.

Adding to 1101230211321 its reverse (1231120321011), we get a palindrome (2332350532332).

The spelling of 1101230211321 in words is "one trillion, one hundred one billion, two hundred thirty million, two hundred eleven thousand, three hundred twenty-one".