1071355304420 has 36 divisors (see below), whose sum is σ = 2389974977460. Its totient is φ = 403333759488.

The previous prime is 1071355304389. The next prime is 1071355304441. The reversal of 1071355304420 is 244035531701.

1071355304420 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 6 ways, for example, as 299543857636 + 771811446784 = 547306^2 + 878528^2 .

It is a super-2 number, since 2×1071355304420² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 92672015 + ... + 92683574.

Almost surely, 2^{1071355304420} is an apocalyptic number.

1071355304420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1071355304420 is an abundant number, since it is smaller than the sum of its proper divisors (1318619673040).

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

1071355304420 is a wasteful number, since it uses less digits than its factorization.

1071355304420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 185355632 (or 185355613 counting only the distinct ones).

The product of its (nonzero) digits is 50400, while the sum is 35.

The spelling of 1071355304420 in words is "one trillion, seventy-one billion, three hundred fifty-five million, three hundred four thousand, four hundred twenty".