1020244200340 has 24 divisors (see below), whose sum is σ = 2153613931560. Its totient is φ = 405983182848.

The previous prime is 1020244200323. The next prime is 1020244200419. The reversal of 1020244200340 is 430024420201.

It is a happy number.

1020244200340 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 5280638224 + 1014963562116 = 72668^2 + 1007454^2 .

It is a super-2 number, since 2×1020244200340² (a number of 25 digits) contains 22 as substring.

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, 132152125 + ... + 132159844.

It is an arithmetic number, because the mean of its divisors is an integer number (89733913815).

Almost surely, 2^{1020244200340} is an apocalyptic number.

1020244200340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1020244200340 is an abundant number, since it is smaller than the sum of its proper divisors (1133369731220).

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

1020244200340 is a wasteful number, since it uses less digits than its factorization.

1020244200340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 264312171 (or 264312169 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 22.

Adding to 1020244200340 its reverse (430024420201), we get a palindrome (1450268620541).

The spelling of 1020244200340 in words is "one trillion, twenty billion, two hundred forty-four million, two hundred thousand, three hundred forty".