111220313321130 has 128 divisors (see below), whose sum is σ = 297384888326400. Its totient is φ = 26432313298944.

The previous prime is 111220313321053. The next prime is 111220313321137. The reversal of 111220313321130 is 31123313022111.

It is a super-4 number, since 4×111220313321130⁴ (a number of 57 digits) contains 4444 as substring.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 111220313321130.

It is not an unprimeable number, because it can be changed into a prime (111220313321137) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 344420386 + ... + 344743154.

It is an arithmetic number, because the mean of its divisors is an integer number (2323319440050).

Almost surely, 2^{111220313321130} is an apocalyptic number.

111220313321130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

111220313321130 is an abundant number, since it is smaller than the sum of its proper divisors (186164575005270).

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

111220313321130 is a wasteful number, since it uses less digits than its factorization.

111220313321130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 353288.

The product of its (nonzero) digits is 648, while the sum is 24.

Adding to 111220313321130 its reverse (31123313022111), we get a palindrome (142343626343241).

The spelling of 111220313321130 in words is "one hundred eleven trillion, two hundred twenty billion, three hundred thirteen million, three hundred twenty-one thousand, one hundred thirty".