102011222110 has 32 divisors (see below), whose sum is σ = 220896483840. Its totient is φ = 33134471712.

The previous prime is 102011222009. The next prime is 102011222111. The reversal of 102011222110 is 11222110201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102011222111) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 38348754 + ... + 38351413.

It is an arithmetic number, because the mean of its divisors is an integer number (6903015120).

Almost surely, 2^102011222110 is an apocalyptic number.

102011222110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

102011222110 is an abundant number, since it is smaller than the sum of its proper divisors (118885261730).

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

102011222110 is a wasteful number, since it uses less digits than its factorization.

102011222110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76700200.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 102011222110 its reverse (11222110201), we get a palindrome (113233332311).

The spelling of 102011222110 in words is "one hundred two billion, eleven million, two hundred twenty-two thousand, one hundred ten".