140102220323420 has 24 divisors (see below), whose sum is σ = 299037853873248. Its totient is φ = 55122185044800.

The previous prime is 140102220323363. The next prime is 140102220323423. The reversal of 140102220323420 is 24323022201041.

It is a self number, because there is not a number n which added to its sum of digits gives 140102220323420.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140102220323423) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 57418941536 + ... + 57418943975.

It is an arithmetic number, because the mean of its divisors is an integer number (12459910578052).

Almost surely, 2^{140102220323420} is an apocalyptic number.

140102220323420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

140102220323420 is an abundant number, since it is smaller than the sum of its proper divisors (158935633549828).

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

140102220323420 is a wasteful number, since it uses less digits than its factorization.

140102220323420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 114837885581 (or 114837885579 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 26.

Adding to 140102220323420 its reverse (24323022201041), we get a palindrome (164425242524461).

The spelling of 140102220323420 in words is "one hundred forty trillion, one hundred two billion, two hundred twenty million, three hundred twenty-three thousand, four hundred twenty".