1201430003421 has 8 divisors (see below), whose sum is σ = 1602940832800. Its totient is φ = 800436254832.

The previous prime is 1201430003407. The next prime is 1201430003483. The reversal of 1201430003421 is 1243000341021.

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

It is not a de Polignac number, because 1201430003421 - 2⁶ = 1201430003357 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1201430003491) 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, 129264775 + ... + 129274068.

It is an arithmetic number, because the mean of its divisors is an integer number (200367604100).

Almost surely, 2^{1201430003421} is an apocalyptic number.

It is an amenable number.

1201430003421 is a deficient number, since it is larger than the sum of its proper divisors (401510829379).

1201430003421 is a wasteful number, since it uses less digits than its factorization.

1201430003421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 258540395.

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 1201430003421 its reverse (1243000341021), we get a palindrome (2444430344442).

The spelling of 1201430003421 in words is "one trillion, two hundred one billion, four hundred thirty million, three thousand, four hundred twenty-one".