1111112010321 has 16 divisors (see below), whose sum is σ = 1537208569344. Its totient is φ = 713291180544.

The previous prime is 1111112010317. The next prime is 1111112010347. The reversal of 1111112010321 is 1230102111111.

It is not a de Polignac number, because 1111112010321 - 2² = 1111112010317 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1111112010321.

It is not an unprimeable number, because it can be changed into a prime (1111112010121) 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, 51587265 + ... + 51608798.

It is an arithmetic number, because the mean of its divisors is an integer number (96075535584).

Almost surely, 2^{1111112010321} is an apocalyptic number.

It is an amenable number.

1111112010321 is a deficient number, since it is larger than the sum of its proper divisors (426096559023).

1111112010321 is a wasteful number, since it uses less digits than its factorization.

1111112010321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103196200.

The product of its (nonzero) digits is 12, while the sum is 15.

Adding to 1111112010321 its reverse (1230102111111), we get a palindrome (2341214121432).

The spelling of 1111112010321 in words is "one trillion, one hundred eleven billion, one hundred twelve million, ten thousand, three hundred twenty-one".