102033231321 has 16 divisors (see below), whose sum is σ = 155924720000. Its totient is φ = 58137637248.

The previous prime is 102033231269. The next prime is 102033231331. The reversal of 102033231321 is 123132330201.

It is not a de Polignac number, because 102033231321 - 2⁹ = 102033230809 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is not an unprimeable number, because it can be changed into a prime (102033231331) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6953596 + ... + 6968253.

It is an arithmetic number, because the mean of its divisors is an integer number (9745295000).

Almost surely, 2^102033231321 is an apocalyptic number.

It is an amenable number.

102033231321 is a deficient number, since it is larger than the sum of its proper divisors (53891488679).

102033231321 is a wasteful number, since it uses less digits than its factorization.

102033231321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13922208.

The product of its (nonzero) digits is 648, while the sum is 21.

Adding to 102033231321 its reverse (123132330201), we get a palindrome (225165561522).

The spelling of 102033231321 in words is "one hundred two billion, thirty-three million, two hundred thirty-one thousand, three hundred twenty-one".