140101320 has 128 divisors (see below), whose sum is σ = 439603200. Its totient is φ = 35675136.

The previous prime is 140101319. The next prime is 140101333. The reversal of 140101320 is 23101041.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a junction number, because it is equal to n+sod(n) for n = 140101296 and 140101305.

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, 441802 + ... + 442118.

It is an arithmetic number, because the mean of its divisors is an integer number (3434400).

Almost surely, 2^140101320 is an apocalyptic number.

140101320 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 140101320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (219801600).

140101320 is an abundant number, since it is smaller than the sum of its proper divisors (299501880).

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

140101320 is a wasteful number, since it uses less digits than its factorization.

140101320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 487 (or 483 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 12.

The square root of 140101320 is about 11836.4403432789. The cubic root of 140101320 is about 519.3746427178.

Adding to 140101320 its reverse (23101041), we get a palindrome (163202361).

The spelling of 140101320 in words is "one hundred forty million, one hundred one thousand, three hundred twenty".