140421011021320 has 64 divisors (see below), whose sum is σ = 322691220921600. Its totient is φ = 54969641126400.

The previous prime is 140421011021311. The next prime is 140421011021321. The reversal of 140421011021320 is 23120110124041.

It is a junction number, because it is equal to n+sod(n) for n = 140421011021291 and 140421011021300.

It is not an unprimeable number, because it can be changed into a prime (140421011021321) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25585420 + ... + 30585220.

It is an arithmetic number, because the mean of its divisors is an integer number (5042050326900).

Almost surely, 2^{140421011021320} is an apocalyptic number.

140421011021320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

140421011021320 is an abundant number, since it is smaller than the sum of its proper divisors (182270209900280).

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

140421011021320 is a wasteful number, since it uses less digits than its factorization.

140421011021320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5014798 (or 5014794 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 22.

Adding to 140421011021320 its reverse (23120110124041), we get a palindrome (163541121145361).

The spelling of 140421011021320 in words is "one hundred forty trillion, four hundred twenty-one billion, eleven million, twenty-one thousand, three hundred twenty".