111950213285 has 16 divisors (see below), whose sum is σ = 135881349120. Its totient is φ = 88533244800.

The previous prime is 111950213239. The next prime is 111950213371. The reversal of 111950213285 is 582312059111.

It is not a de Polignac number, because 111950213285 - 2⁸ = 111950213029 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2048060 + ... + 2102010.

It is an arithmetic number, because the mean of its divisors is an integer number (8492584320).

Almost surely, 2^111950213285 is an apocalyptic number.

It is an amenable number.

111950213285 is a deficient number, since it is larger than the sum of its proper divisors (23931135835).

111950213285 is an equidigital number, since it uses as much as digits as its factorization.

111950213285 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58708.

The product of its (nonzero) digits is 21600, while the sum is 38.

The spelling of 111950213285 in words is "one hundred eleven billion, nine hundred fifty million, two hundred thirteen thousand, two hundred eighty-five".