102102110211 has 24 divisors (see below), whose sum is σ = 148142466864. Its totient is φ = 62501509120.

The previous prime is 102102110207. The next prime is 102102110213. The reversal of 102102110211 is 112011201201.

It is not a de Polignac number, because 102102110211 - 2² = 102102110207 is a prime.

It is not an unprimeable number, because it can be changed into a prime (102102110213) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1400610 + ... + 1471703.

It is an arithmetic number, because the mean of its divisors is an integer number (6172602786).

Almost surely, 2^102102110211 is an apocalyptic number.

102102110211 is a deficient number, since it is larger than the sum of its proper divisors (46040356653).

102102110211 is a wasteful number, since it uses less digits than its factorization.

102102110211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2872391 (or 2872374 counting only the distinct ones).

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

Adding to 102102110211 its reverse (112011201201), we get a palindrome (214113311412).

The spelling of 102102110211 in words is "one hundred two billion, one hundred two million, one hundred ten thousand, two hundred eleven".