104200012140 has 144 divisors (see below), whose sum is σ = 341986385664. Its totient is φ = 23635248000.

The previous prime is 104200012129. The next prime is 104200012141. The reversal of 104200012140 is 41210002401.

It is a super-2 number, since 2×104200012140² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is not an unprimeable number, because it can be changed into a prime (104200012141) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 249865 + ... + 520415.

It is an arithmetic number, because the mean of its divisors is an integer number (2374905456).

Almost surely, 2^104200012140 is an apocalyptic number.

104200012140 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 104200012140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (170993192832).

104200012140 is an abundant number, since it is smaller than the sum of its proper divisors (237786373524).

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

104200012140 is a wasteful number, since it uses less digits than its factorization.

104200012140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 270708 (or 270699 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 104200012140 its reverse (41210002401), we get a palindrome (145410014541).

The spelling of 104200012140 in words is "one hundred four billion, two hundred million, twelve thousand, one hundred forty".