1034204421321 has 24 divisors (see below), whose sum is σ = 1531681790184. Its totient is φ = 672039843840.

The previous prime is 1034204421319. The next prime is 1034204421337. The reversal of 1034204421321 is 1231244024301.

1034204421321 is a `hidden beast` number, since 1 + 0 + 3 + 4 + 204 + 421 + 32 + 1 = 666.

1034204421321 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 4 ways, for example, as 62923214025 + 971281207296 = 250845^2 + 985536^2 .

It is not a de Polignac number, because 1034204421321 - 2¹ = 1034204421319 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1034204421391) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 872656 + ... + 1682241.

It is an arithmetic number, because the mean of its divisors is an integer number (63820074591).

Almost surely, 2^{1034204421321} is an apocalyptic number.

It is an amenable number.

1034204421321 is a deficient number, since it is larger than the sum of its proper divisors (497477368863).

1034204421321 is a wasteful number, since it uses less digits than its factorization.

1034204421321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2556041 (or 2556038 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 27.

Adding to 1034204421321 its reverse (1231244024301), we get a palindrome (2265448445622).

The spelling of 1034204421321 in words is "one trillion, thirty-four billion, two hundred four million, four hundred twenty-one thousand, three hundred twenty-one".