1204100142321 has 8 divisors (see below), whose sum is σ = 1605509036064. Its totient is φ = 802712338400.

The previous prime is 1204100142307. The next prime is 1204100142451. The reversal of 1204100142321 is 1232410014021.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1204100142321 - 2²⁶ = 1204033033457 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1204100142521) 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, 5138751 + ... + 5367956.

It is an arithmetic number, because the mean of its divisors is an integer number (200688629508).

Almost surely, 2^{1204100142321} is an apocalyptic number.

It is an amenable number.

1204100142321 is a deficient number, since it is larger than the sum of its proper divisors (401408893743).

1204100142321 is a wasteful number, since it uses less digits than its factorization.

1204100142321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10544911.

The product of its (nonzero) digits is 384, while the sum is 21.

Adding to 1204100142321 its reverse (1232410014021), we get a palindrome (2436510156342).

The spelling of 1204100142321 in words is "one trillion, two hundred four billion, one hundred million, one hundred forty-two thousand, three hundred twenty-one".