140022321402340 has 48 divisors (see below), whose sum is σ = 316719063159408. Its totient is φ = 51691864080384.

The previous prime is 140022321402329. The next prime is 140022321402343. The reversal of 140022321402340 is 43204123220041.

It can be written as a sum of positive squares in 8 ways, for example, as 36464303490624 + 103558017911716 = 6038568^2 + 10176346^2 .

It is a junction number, because it is equal to n+sod(n) for n = 140022321402299 and 140022321402308.

It is not an unprimeable number, because it can be changed into a prime (140022321402343) 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, 43685497 + ... + 46781056.

It is an arithmetic number, because the mean of its divisors is an integer number (6598313815821).

Almost surely, 2^{140022321402340} is an apocalyptic number.

140022321402340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

140022321402340 is an abundant number, since it is smaller than the sum of its proper divisors (176696741757068).

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

140022321402340 is a wasteful number, since it uses less digits than its factorization.

140022321402340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90472528 (or 90472526 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 140022321402340 its reverse (43204123220041), we get a palindrome (183226444622381).

The spelling of 140022321402340 in words is "one hundred forty trillion, twenty-two billion, three hundred twenty-one million, four hundred two thousand, three hundred forty".