101340120 has 128 divisors (see below), whose sum is σ = 349655040. Its totient is φ = 23016960.

The previous prime is 101340119. The next prime is 101340137. The reversal of 101340120 is 21043101.

It is a happy number.

It is a super-2 number, since 2×101340120² = 20539639843228800, which contains 22 as substring.

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 = 101340096 and 101340105.

It is a congruent number.

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, 187050 + ... + 187590.

It is an arithmetic number, because the mean of its divisors is an integer number (2731680).

Almost surely, 2^101340120 is an apocalyptic number.

101340120 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 101340120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (174827520).

101340120 is an abundant number, since it is smaller than the sum of its proper divisors (248314920).

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

101340120 is a wasteful number, since it uses less digits than its factorization.

101340120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 785 (or 781 counting only the distinct ones).

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

The square root of 101340120 is about 10066.7830015353. The cubic root of 101340120 is about 466.2231182407.

Adding to 101340120 its reverse (21043101), we get a palindrome (122383221).

The spelling of 101340120 in words is "one hundred one million, three hundred forty thousand, one hundred twenty".