102001210113331 has 4 divisors (see below), whose sum is σ = 102001454077000. Its totient is φ = 102000966149664.

The previous prime is 102001210113317. The next prime is 102001210113349. The reversal of 102001210113331 is 133311012100201.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-102001210113331 is a prime.

It is a super-3 number, since 3×102001210113331³ (a number of 43 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 102001210113299 and 102001210113308.

It is not an unprimeable number, because it can be changed into a prime (102001210116331) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 121353606 + ... + 122191243.

It is an arithmetic number, because the mean of its divisors is an integer number (25500363519250).

Almost surely, 2^{102001210113331} is an apocalyptic number.

102001210113331 is a deficient number, since it is larger than the sum of its proper divisors (243963669).

102001210113331 is an equidigital number, since it uses as much as digits as its factorization.

102001210113331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 243963668.

The product of its (nonzero) digits is 108, while the sum is 19.

Adding to 102001210113331 its reverse (133311012100201), we get a palindrome (235312222213532).

The spelling of 102001210113331 in words is "one hundred two trillion, one billion, two hundred ten million, one hundred thirteen thousand, three hundred thirty-one".