102100042010 has 16 divisors (see below), whose sum is σ = 183939766272. Its totient is φ = 40804530000.

The previous prime is 102100042001. The next prime is 102100042019. The reversal of 102100042010 is 10240001201.

It is an interprime number because it is at equal distance from previous prime (102100042001) and next prime (102100042019).

It is a junction number, because it is equal to n+sod(n) for n = 102100041982 and 102100042000.

It is not an unprimeable number, because it can be changed into a prime (102100042019) 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, 4423766 + ... + 4446785.

It is an arithmetic number, because the mean of its divisors is an integer number (11496235392).

Almost surely, 2^102100042010 is an apocalyptic number.

102100042010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

102100042010 is a deficient number, since it is larger than the sum of its proper divisors (81839724262).

102100042010 is a wasteful number, since it uses less digits than its factorization.

102100042010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8871709.

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 102100042010 its reverse (10240001201), we get a palindrome (112340043211).

The spelling of 102100042010 in words is "one hundred two billion, one hundred million, forty-two thousand, ten".