1020330042100 has 36 divisors (see below), whose sum is σ = 2230045115200. Its totient is φ = 405195809760.

The previous prime is 1020330042079. The next prime is 1020330042101. The reversal of 1020330042100 is 12400330201.

It is a happy number.

1020330042100 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1020330042101) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 36688620 + ... + 36716419.

Almost surely, 2^{1020330042100} is an apocalyptic number.

1020330042100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1020330042100 is an abundant number, since it is smaller than the sum of its proper divisors (1209715073100).

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

1020330042100 is a wasteful number, since it uses less digits than its factorization.

1020330042100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73405192 (or 73405185 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 16.

Adding to 1020330042100 its reverse (12400330201), we get a palindrome (1032730372301).

The spelling of 1020330042100 in words is "one trillion, twenty billion, three hundred thirty million, forty-two thousand, one hundred".