111220301220140 has 48 divisors (see below), whose sum is σ = 267066956991744. Its totient is φ = 38112926980800.

The previous prime is 111220301220109. The next prime is 111220301220157. The reversal of 111220301220140 is 41022103022111.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 205434146 + ... + 205974825.

It is an arithmetic number, because the mean of its divisors is an integer number (5563894937328).

Almost surely, 2^{111220301220140} is an apocalyptic number.

111220301220140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

111220301220140 is an abundant number, since it is smaller than the sum of its proper divisors (155846655771604).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

111220301220140 is a wasteful number, since it uses less digits than its factorization.

111220301220140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 411410918 (or 411410916 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 20.

Adding to 111220301220140 its reverse (41022103022111), we get a palindrome (152242404242251).

The spelling of 111220301220140 in words is "one hundred eleven trillion, two hundred twenty billion, three hundred one million, two hundred twenty thousand, one hundred forty".