1230131333321 has 32 divisors (see below), whose sum is σ = 1371398501376. Its totient is φ = 1093902264000.

The previous prime is 1230131333293. The next prime is 1230131333323. The reversal of 1230131333321 is 1233331310321.

It is a cyclic number.

It is not a de Polignac number, because 1230131333321 - 2⁶ = 1230131333257 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1230131333323) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 524128070 + ... + 524130416.

It is an arithmetic number, because the mean of its divisors is an integer number (42856203168).

Almost surely, 2^{1230131333321} is an apocalyptic number.

1230131333321 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1230131333321 is a deficient number, since it is larger than the sum of its proper divisors (141267168055).

1230131333321 is a wasteful number, since it uses less digits than its factorization.

1230131333321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4733.

The product of its (nonzero) digits is 2916, while the sum is 26.

Adding to 1230131333321 its reverse (1233331310321), we get a palindrome (2463462643642).

The spelling of 1230131333321 in words is "one trillion, two hundred thirty billion, one hundred thirty-one million, three hundred thirty-three thousand, three hundred twenty-one".