111021011210002 has 16 divisors (see below), whose sum is σ = 166762418641560. Its totient is φ = 55433547929088.

The previous prime is 111021011209963. The next prime is 111021011210059. The reversal of 111021011210002 is 200012110120111.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 91065394466761 + 19955616743241 = 9542819^2 + 4467171^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20816248 + ... + 25599964.

Almost surely, 2^{111021011210002} is an apocalyptic number.

111021011210002 is a deficient number, since it is larger than the sum of its proper divisors (55741407431558).

111021011210002 is a wasteful number, since it uses less digits than its factorization.

111021011210002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4799805.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 111021011210002 its reverse (200012110120111), we get a palindrome (311033121330113).

The spelling of 111021011210002 in words is "one hundred eleven trillion, twenty-one billion, eleven million, two hundred ten thousand, two".