111200020311 has 8 divisors (see below), whose sum is σ = 153379338480. Its totient is φ = 71577024512.

The previous prime is 111200020307. The next prime is 111200020319. The reversal of 111200020311 is 113020002111.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 111200020311 - 2² = 111200020307 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111200020319) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 639080490 + ... + 639080663.

It is an arithmetic number, because the mean of its divisors is an integer number (19172417310).

Almost surely, 2^111200020311 is an apocalyptic number.

111200020311 is a deficient number, since it is larger than the sum of its proper divisors (42179318169).

111200020311 is a wasteful number, since it uses less digits than its factorization.

111200020311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1278161185.

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

Adding to 111200020311 its reverse (113020002111), we get a palindrome (224220022422).

It can be divided in two parts, 1112000 and 20311, that added together give a palindrome (1132311).

The spelling of 111200020311 in words is "one hundred eleven billion, two hundred million, twenty thousand, three hundred eleven".