111201001111211 has 16 divisors (see below), whose sum is σ = 128454881198688. Its totient is φ = 95138719334400.

The previous prime is 111201001111159. The next prime is 111201001111219. The reversal of 111201001111211 is 112111100102111.

It is a cyclic number.

It is not a de Polignac number, because 111201001111211 - 2⁴² = 106802954600107 is a prime.

It is not an unprimeable number, because it can be changed into a prime (111201001111219) 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, 17645870 + ... + 23103651.

It is an arithmetic number, because the mean of its divisors is an integer number (8028430074918).

Almost surely, 2^{111201001111211} is an apocalyptic number.

111201001111211 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

111201001111211 is a deficient number, since it is larger than the sum of its proper divisors (17253880087477).

111201001111211 is a wasteful number, since it uses less digits than its factorization.

111201001111211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40764142.

The product of its (nonzero) digits is 4, while the sum is 14.

Adding to 111201001111211 its reverse (112111100102111), we get a palindrome (223312101213322).

The spelling of 111201001111211 in words is "one hundred eleven trillion, two hundred one billion, one million, one hundred eleven thousand, two hundred eleven".