111401211203760 has 160 divisors (see below), whose sum is σ = 347574567732480. Its totient is φ = 29515209421824.

The previous prime is 111401211203759. The next prime is 111401211203791. The reversal of 111401211203760 is 67302112104111.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 121166107 + ... + 122082053.

It is an arithmetic number, because the mean of its divisors is an integer number (2172341048328).

Almost surely, 2^{111401211203760} is an apocalyptic number.

111401211203760 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 111401211203760, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (173787283866240).

111401211203760 is an abundant number, since it is smaller than the sum of its proper divisors (236173356528720).

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

111401211203760 is a wasteful number, since it uses less digits than its factorization.

111401211203760 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 919235 (or 919229 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 30.

Adding to 111401211203760 its reverse (67302112104111), we get a palindrome (178703323307871).

The spelling of 111401211203760 in words is "one hundred eleven trillion, four hundred one billion, two hundred eleven million, two hundred three thousand, seven hundred sixty".