140111105353220 has 96 divisors (see below), whose sum is σ = 316576203189120. Its totient is φ = 51897134868480.

The previous prime is 140111105353211. The next prime is 140111105353231. The reversal of 140111105353220 is 22353501111041.

It is a happy number.

It is a super-2 number, since 2×140111105353220² (a number of 29 digits) contains 22 as substring.

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, 14956571 + ... + 22448189.

It is an arithmetic number, because the mean of its divisors is an integer number (3297668783220).

Almost surely, 2^{140111105353220} is an apocalyptic number.

140111105353220 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 140111105353220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (158288101594560).

140111105353220 is an abundant number, since it is smaller than the sum of its proper divisors (176465097835900).

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

140111105353220 is a wasteful number, since it uses less digits than its factorization.

140111105353220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7492533 (or 7492531 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 29.

Adding to 140111105353220 its reverse (22353501111041), we get a palindrome (162464606464261).

The spelling of 140111105353220 in words is "one hundred forty trillion, one hundred eleven billion, one hundred five million, three hundred fifty-three thousand, two hundred twenty".