211023100102 has 4 divisors (see below), whose sum is σ = 316534650156. Its totient is φ = 105511550050.

The previous prime is 211023100097. The next prime is 211023100111. The reversal of 211023100102 is 201001320112.

211023100102 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a super-3 number, since 3×211023100102³ (a number of 35 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52755775024 + ... + 52755775027.

It is an arithmetic number, because the mean of its divisors is an integer number (79133662539).

Almost surely, 2^211023100102 is an apocalyptic number.

211023100102 is a deficient number, since it is larger than the sum of its proper divisors (105511550054).

211023100102 is a wasteful number, since it uses less digits than its factorization.

211023100102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105511550053.

The product of its (nonzero) digits is 24, while the sum is 13.

Adding to 211023100102 its reverse (201001320112), we get a palindrome (412024420214).

The spelling of 211023100102 in words is "two hundred eleven billion, twenty-three million, one hundred thousand, one hundred two".