102001312120211 has 8 divisors (see below), whose sum is σ = 116573232063840. Its totient is φ = 87429468158208.

The previous prime is 102001312120109. The next prime is 102001312120243. The reversal of 102001312120211 is 112021213100201.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 102001312120211 - 2¹⁴ = 102001312103827 is a prime.

It is a super-2 number, since 2×102001312120211² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 102001312120211.

It is not an unprimeable number, because it can be changed into a prime (102001312120271) 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, 16089086 + ... + 21514211.

It is an arithmetic number, because the mean of its divisors is an integer number (14571654007980).

Almost surely, 2^{102001312120211} is an apocalyptic number.

102001312120211 is a deficient number, since it is larger than the sum of its proper divisors (14571919943629).

102001312120211 is an equidigital number, since it uses as much as digits as its factorization.

102001312120211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37990813.

The product of its (nonzero) digits is 48, while the sum is 17.

Adding to 102001312120211 its reverse (112021213100201), we get a palindrome (214022525220412).

The spelling of 102001312120211 in words is "one hundred two trillion, one billion, three hundred twelve million, one hundred twenty thousand, two hundred eleven".