100201002012321 has 32 divisors (see below), whose sum is σ = 153717474942720. Its totient is φ = 56872579451904.

The previous prime is 100201002012301. The next prime is 100201002012373. The reversal of 100201002012321 is 123210200102001.

It is not a de Polignac number, because 100201002012321 - 2⁹ = 100201002011809 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 100201002012321.

It is not an unprimeable number, because it can be changed into a prime (100201002012301) 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, 23033530 + ... + 27036003.

It is an arithmetic number, because the mean of its divisors is an integer number (4803671091960).

Almost surely, 2^{100201002012321} is an apocalyptic number.

It is an amenable number.

100201002012321 is a deficient number, since it is larger than the sum of its proper divisors (53516472930399).

100201002012321 is a wasteful number, since it uses less digits than its factorization.

100201002012321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50070185.

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 100201002012321 its reverse (123210200102001), we get a palindrome (223411202114322).

The spelling of 100201002012321 in words is "one hundred trillion, two hundred one billion, two million, twelve thousand, three hundred twenty-one".