140223404310420 has 48 divisors (see below), whose sum is σ = 392655944395008. Its totient is φ = 37390011404160.

The previous prime is 140223404310371. The next prime is 140223404310449. The reversal of 140223404310420 is 24013404322041.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

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, 89731759 + ... + 91281078.

It is an arithmetic number, because the mean of its divisors is an integer number (8180332174896).

Almost surely, 2^{140223404310420} is an apocalyptic number.

140223404310420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

140223404310420 is an abundant number, since it is smaller than the sum of its proper divisors (252432540084588).

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

140223404310420 is a wasteful number, since it uses less digits than its factorization.

140223404310420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 181025760 (or 181025758 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 30.

Adding to 140223404310420 its reverse (24013404322041), we get a palindrome (164236808632461).

The spelling of 140223404310420 in words is "one hundred forty trillion, two hundred twenty-three billion, four hundred four million, three hundred ten thousand, four hundred twenty".