111211101002002 has 16 divisors (see below), whose sum is σ = 176629630584600. Its totient is φ = 52334566172928.

The previous prime is 111211101001999. The next prime is 111211101002083. The reversal of 111211101002002 is 200200101112111.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 103415496374281 + 7795604627721 = 10169341^2 + 2792061^2 .

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, 31186624 + ... + 34569172.

Almost surely, 2^{111211101002002} is an apocalyptic number.

111211101002002 is a deficient number, since it is larger than the sum of its proper divisors (65418529582598).

111211101002002 is a wasteful number, since it uses less digits than its factorization.

111211101002002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4349565.

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

Adding to 111211101002002 its reverse (200200101112111), we get a palindrome (311411202114113).

The spelling of 111211101002002 in words is "one hundred eleven trillion, two hundred eleven billion, one hundred one million, two thousand, two".