140420003102340 has 48 divisors (see below), whose sum is σ = 423420317049408. Its totient is φ = 34564923840384.

The previous prime is 140420003102339. The next prime is 140420003102377. The reversal of 140420003102340 is 43201300024041.

It is a super-2 number, since 2×140420003102340² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 140420003102340.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 90012821722 + ... + 90012823281.

It is an arithmetic number, because the mean of its divisors is an integer number (8821256605196).

Almost surely, 2^{140420003102340} is an apocalyptic number.

140420003102340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

140420003102340 is an abundant number, since it is smaller than the sum of its proper divisors (283000313947068).

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

140420003102340 is a wasteful number, since it uses less digits than its factorization.

140420003102340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 180025645028 (or 180025645026 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 140420003102340 its reverse (43201300024041), we get a palindrome (183621303126381).

The spelling of 140420003102340 in words is "one hundred forty trillion, four hundred twenty billion, three million, one hundred two thousand, three hundred forty".