103201323021 has 32 divisors (see below), whose sum is σ = 153984240000. Its totient is φ = 68309265024.

The previous prime is 103201323007. The next prime is 103201323023. The reversal of 103201323021 is 120323102301.

103201323021 is a `hidden beast` number, since 1 + 0 + 320 + 1 + 323 + 0 + 21 = 666.

It is not a de Polignac number, because 103201323021 - 2²¹ = 103199225869 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 103201322985 and 103201323003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103201323023) 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, 12881665 + ... + 12889673.

It is an arithmetic number, because the mean of its divisors is an integer number (4812007500).

Almost surely, 2^103201323021 is an apocalyptic number.

It is an amenable number.

103201323021 is a deficient number, since it is larger than the sum of its proper divisors (50782916979).

103201323021 is a wasteful number, since it uses less digits than its factorization.

103201323021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11370 (or 11364 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 103201323021 its reverse (120323102301), we get a palindrome (223524425322).

The spelling of 103201323021 in words is "one hundred three billion, two hundred one million, three hundred twenty-three thousand, twenty-one".