101002100321 has 8 divisors (see below), whose sum is σ = 102603285120. Its totient is φ = 99408982608.

The previous prime is 101002100293. The next prime is 101002100327. The reversal of 101002100321 is 123001200101.

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

It is a de Polignac number, because none of the positive numbers 2^k-101002100321 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (101002100327) 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, 1991531 + ... + 2041616.

It is an arithmetic number, because the mean of its divisors is an integer number (12825410640).

Almost surely, 2^101002100321 is an apocalyptic number.

It is an amenable number.

101002100321 is a deficient number, since it is larger than the sum of its proper divisors (1601184799).

101002100321 is an equidigital number, since it uses as much as digits as its factorization.

101002100321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4033543.

The product of its (nonzero) digits is 12, while the sum is 11.

Adding to 101002100321 its reverse (123001200101), we get a palindrome (224003300422).

The spelling of 101002100321 in words is "one hundred one billion, two million, one hundred thousand, three hundred twenty-one".