102001201211 has 16 divisors (see below), whose sum is σ = 125547577344. Its totient is φ = 80699337504.

The previous prime is 102001201193. The next prime is 102001201231. The reversal of 102001201211 is 112102100201.

It is a cyclic number.

It is not a de Polignac number, because 102001201211 - 2⁶ = 102001201147 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 102001201192 and 102001201201.

It is not an unprimeable number, because it can be changed into a prime (102001201231) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2495606 + ... + 2536148.

It is an arithmetic number, because the mean of its divisors is an integer number (7846723584).

Almost surely, 2^102001201211 is an apocalyptic number.

102001201211 is a deficient number, since it is larger than the sum of its proper divisors (23546376133).

102001201211 is a wasteful number, since it uses less digits than its factorization.

102001201211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68210.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 102001201211 its reverse (112102100201), we get a palindrome (214103301412).

The spelling of 102001201211 in words is "one hundred two billion, one million, two hundred one thousand, two hundred eleven".