111212002030101 has 32 divisors (see below), whose sum is σ = 173421057807360. Its totient is φ = 62066774254464.

The previous prime is 111212002030027. The next prime is 111212002030121. The reversal of 111212002030101 is 101030200212111.

It is not a de Polignac number, because 111212002030101 - 2²² = 111211997835797 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111212002030121) 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, 6138426 + ... + 16127748.

It is an arithmetic number, because the mean of its divisors is an integer number (5419408056480).

Almost surely, 2^{111212002030101} is an apocalyptic number.

It is an amenable number.

111212002030101 is a deficient number, since it is larger than the sum of its proper divisors (62209055777259).

111212002030101 is a wasteful number, since it uses less digits than its factorization.

111212002030101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10001705.

The product of its (nonzero) digits is 24, while the sum is 15.

Adding to 111212002030101 its reverse (101030200212111), we get a palindrome (212242202242212).

The spelling of 111212002030101 in words is "one hundred eleven trillion, two hundred twelve billion, two million, thirty thousand, one hundred one".