140420203323020 has 24 divisors (see below), whose sum is σ = 294884480381568. Its totient is φ = 56167690204800.

The previous prime is 140420203323017. The next prime is 140420203323079. The reversal of 140420203323020 is 20323302024041.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21492641 + ... + 27253880.

It is an arithmetic number, because the mean of its divisors is an integer number (12286853349232).

Almost surely, 2^{140420203323020} is an apocalyptic number.

140420203323020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

140420203323020 is an abundant number, since it is smaller than the sum of its proper divisors (154464277058548).

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

140420203323020 is a wasteful number, since it uses less digits than its factorization.

140420203323020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48890561 (or 48890559 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 26.

Adding to 140420203323020 its reverse (20323302024041), we get a palindrome (160743505347061).

The spelling of 140420203323020 in words is "one hundred forty trillion, four hundred twenty billion, two hundred three million, three hundred twenty-three thousand, twenty".