101102043 has 48 divisors (see below), whose sum is σ = 173352960. Its totient is φ = 51980544.

The previous prime is 101102039. The next prime is 101102063. The reversal of 101102043 is 340201101.

It is a happy number.

It is not a de Polignac number, because 101102043 - 2² = 101102039 is a prime.

It is not an unprimeable number, because it can be changed into a prime (101102003) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 56598 + ... + 58356.

It is an arithmetic number, because the mean of its divisors is an integer number (3611520).

Almost surely, 2^101102043 is an apocalyptic number.

101102043 is a deficient number, since it is larger than the sum of its proper divisors (72250917).

101102043 is a wasteful number, since it uses less digits than its factorization.

101102043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1816 (or 1809 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 12.

The square root of 101102043 is about 10054.9511684543. The cubic root of 101102043 is about 465.8577346979.

Adding to 101102043 its reverse (340201101), we get a palindrome (441303144).

The spelling of 101102043 in words is "one hundred one million, one hundred two thousand, forty-three".