140022030310420 has 24 divisors (see below), whose sum is σ = 311343102690984. Its totient is φ = 52714176116736.

The previous prime is 140022030310363. The next prime is 140022030310433. The reversal of 140022030310420 is 24013030220041.

It can be written as a sum of positive squares in 4 ways, for example, as 8890308282244 + 131131722028176 = 2981662^2 + 11451276^2 .

It is a junction number, because it is equal to n+sod(n) for n = 140022030310391 and 140022030310400.

It is a congruent number.

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, 205914750117 + ... + 205914750796.

It is an arithmetic number, because the mean of its divisors is an integer number (12972629278791).

Almost surely, 2^{140022030310420} is an apocalyptic number.

140022030310420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

140022030310420 is an abundant number, since it is smaller than the sum of its proper divisors (171321072380564).

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

140022030310420 is a wasteful number, since it uses less digits than its factorization.

140022030310420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 411829500939 (or 411829500937 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 22.

Adding to 140022030310420 its reverse (24013030220041), we get a palindrome (164035060530461).

The spelling of 140022030310420 in words is "one hundred forty trillion, twenty-two billion, thirty million, three hundred ten thousand, four hundred twenty".