1020113041340 has 12 divisors (see below), whose sum is σ = 2142237386856. Its totient is φ = 408045216528.

The previous prime is 1020113041319. The next prime is 1020113041373. The reversal of 1020113041340 is 431403110201.

It is a super-2 number, since 2×1020113041340² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (20), and also a Moran number because the ratio is a prime number: 51005652067 = 1020113041340 / (1 + 0 + 2 + 0 + 1 + 1 + 3 + 0 + 4 + 1 + 3 + 4 + 0).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25502826014 + ... + 25502826053.

It is an arithmetic number, because the mean of its divisors is an integer number (178519782238).

Almost surely, 2^{1020113041340} is an apocalyptic number.

1020113041340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1020113041340 is an abundant number, since it is smaller than the sum of its proper divisors (1122124345516).

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

1020113041340 is a wasteful number, since it uses less digits than its factorization.

1020113041340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51005652076 (or 51005652074 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 1020113041340 its reverse (431403110201), we get a palindrome (1451516151541).

The spelling of 1020113041340 in words is "one trillion, twenty billion, one hundred thirteen million, forty-one thousand, three hundred forty".