1020204504354 has 16 divisors (see below), whose sum is σ = 2331896010048. Its totient is φ = 291487001232.

The previous prime is 1020204504353. The next prime is 1020204504391. The reversal of 1020204504354 is 4534054020201.

1020204504354 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (1020204504353) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12145291677 + ... + 12145291760.

It is an arithmetic number, because the mean of its divisors is an integer number (145743500628).

Almost surely, 2^{1020204504354} is an apocalyptic number.

1020204504354 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

1020204504354 is an abundant number, since it is smaller than the sum of its proper divisors (1311691505694).

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

1020204504354 is a wasteful number, since it uses less digits than its factorization.

1020204504354 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24290583449.

The product of its (nonzero) digits is 19200, while the sum is 30.

Adding to 1020204504354 its reverse (4534054020201), we get a palindrome (5554258524555).

The spelling of 1020204504354 in words is "one trillion, twenty billion, two hundred four million, five hundred four thousand, three hundred fifty-four".