1021020232434 has 64 divisors (see below), whose sum is σ = 2078019111168. Its totient is φ = 334378598400.

The previous prime is 1021020232433. The next prime is 1021020232457. The reversal of 1021020232434 is 4342320201201.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (1021020232433) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 335749954 + ... + 335752994.

It is an arithmetic number, because the mean of its divisors is an integer number (32469048612).

Almost surely, 2^{1021020232434} is an apocalyptic number.

1021020232434 is an abundant number, since it is smaller than the sum of its proper divisors (1056998878734).

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

1021020232434 is a wasteful number, since it uses less digits than its factorization.

1021020232434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5603.

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 1021020232434 its reverse (4342320201201), we get a palindrome (5363340433635).

The spelling of 1021020232434 in words is "one trillion, twenty-one billion, twenty million, two hundred thirty-two thousand, four hundred thirty-four".