102102010001211 has 96 divisors (see below), whose sum is σ = 157651263334656. Its totient is φ = 58271653440000.

The previous prime is 102102010001203. The next prime is 102102010001231. The reversal of 102102010001211 is 112100010201201.

It is not a de Polignac number, because 102102010001211 - 2³ = 102102010001203 is a prime.

It is not an unprimeable number, because it can be changed into a prime (102102010001231) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 187532721 + ... + 188076381.

It is an arithmetic number, because the mean of its divisors is an integer number (1642200659736).

Almost surely, 2^{102102010001211} is an apocalyptic number.

102102010001211 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

102102010001211 is a deficient number, since it is larger than the sum of its proper divisors (55549253333445).

102102010001211 is a wasteful number, since it uses less digits than its factorization.

102102010001211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 543901 (or 543872 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 102102010001211 its reverse (112100010201201), we get a palindrome (214202020202412).

The spelling of 102102010001211 in words is "one hundred two trillion, one hundred two billion, ten million, one thousand, two hundred eleven".