101102 has 4 divisors (see below), whose sum is σ = 151656. Its totient is φ = 50550.

The previous prime is 101089. The next prime is 101107. The reversal of 101102 is 201101.

It is a happy number.

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

It is a super-2 number, since 2×101102² = 20443228808, which contains 22 as substring.

It is a plaindrome in base 16.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101107) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25274 + ... + 25277.

It is an arithmetic number, because the mean of its divisors is an integer number (37914).

2¹⁰¹¹⁰² is an apocalyptic number.

101102 is a deficient number, since it is larger than the sum of its proper divisors (50554).

101102 is an equidigital number, since it uses as much as digits as its factorization.

101102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50553.

The product of its (nonzero) digits is 2, while the sum is 5.

The square root of 101102 is about 317.9654069235. The cubic root of 101102 is about 46.5857668653.

Adding to 101102 its reverse (201101), we get a palindrome (302203).

Subtracting 101102 from its reverse (201101), we obtain a palindrome (99999).

Multiplying 101102 by its reverse (201101), we get a palindrome (20331713302).

The spelling of 101102 in words is "one hundred one thousand, one hundred two", and thus it is an iban number.