102201201011211 has 4 divisors (see below), whose sum is σ = 136268268014952. Its totient is φ = 68134134007472.

The previous prime is 102201201011201. The next prime is 102201201011269. The reversal of 102201201011211 is 112110102102201.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 102201201011211 - 2⁵ = 102201201011179 is a prime.

It is not an unprimeable number, because it can be changed into a prime (102201201011201) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17033533501866 + ... + 17033533501871.

It is an arithmetic number, because the mean of its divisors is an integer number (34067067003738).

Almost surely, 2^{102201201011211} is an apocalyptic number.

102201201011211 is a deficient number, since it is larger than the sum of its proper divisors (34067067003741).

102201201011211 is an equidigital number, since it uses as much as digits as its factorization.

102201201011211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34067067003740.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 102201201011211 its reverse (112110102102201), we get a palindrome (214311303113412).

The spelling of 102201201011211 in words is "one hundred two trillion, two hundred one billion, two hundred one million, eleven thousand, two hundred eleven".