1011434343200 has 72 divisors (see below), whose sum is σ = 2491015322628. Its totient is φ = 400993402880.

The previous prime is 1011434343167. The next prime is 1011434343277. The reversal of 1011434343200 is 23434341101.

It is a happy number.

It can be written as a sum of positive squares in 6 ways, for example, as 65538048016 + 945896295184 = 256004^2 + 972572^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 1011434343200.

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, 5503817 + ... + 5684616.

Almost surely, 2^{1011434343200} is an apocalyptic number.

1011434343200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1011434343200 is an abundant number, since it is smaller than the sum of its proper divisors (1479580979428).

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

1011434343200 is a wasteful number, since it uses less digits than its factorization.

1011434343200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11188566 (or 11188553 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 26.

Adding to 1011434343200 its reverse (23434341101), we get a palindrome (1034868684301).

The spelling of 1011434343200 in words is "one trillion, eleven billion, four hundred thirty-four million, three hundred forty-three thousand, two hundred".