102111001222110 has 16 divisors (see below), whose sum is σ = 245066402933136. Its totient is φ = 27229600325888.

The previous prime is 102111001222091. The next prime is 102111001222117. The reversal of 102111001222110 is 11222100111201.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 102111001222110.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102111001222117) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1701850020339 + ... + 1701850020398.

It is an arithmetic number, because the mean of its divisors is an integer number (15316650183321).

Almost surely, 2^{102111001222110} is an apocalyptic number.

102111001222110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

102111001222110 is an abundant number, since it is smaller than the sum of its proper divisors (142955401711026).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

102111001222110 is a wasteful number, since it uses less digits than its factorization.

102111001222110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3403700040747.

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

Adding to 102111001222110 its reverse (11222100111201), we get a palindrome (113333101333311).

The spelling of 102111001222110 in words is "one hundred two trillion, one hundred eleven billion, one million, two hundred twenty-two thousand, one hundred ten".