102101021110 has 16 divisors (see below), whose sum is σ = 200489278032. Its totient is φ = 37127644000.

The previous prime is 102101021083. The next prime is 102101021111. The reversal of 102101021110 is 11120101201.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102101021111) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 464095441 + ... + 464095660.

It is an arithmetic number, because the mean of its divisors is an integer number (12530579877).

Almost surely, 2^102101021110 is an apocalyptic number.

102101021110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

102101021110 is a deficient number, since it is larger than the sum of its proper divisors (98388256922).

102101021110 is a wasteful number, since it uses less digits than its factorization.

102101021110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 928191119.

The product of its (nonzero) digits is 4, while the sum is 10.

Adding to 102101021110 its reverse (11120101201), we get a palindrome (113221122311).

The spelling of 102101021110 in words is "one hundred two billion, one hundred one million, twenty-one thousand, one hundred ten".