102100235 has 8 divisors (see below), whose sum is σ = 122576976. Its totient is φ = 81642400.

The previous prime is 102100231. The next prime is 102100237. The reversal of 102100235 is 532001201.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 102100235 - 2² = 102100231 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (102100231) 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, 13685 + ... + 19785.

It is an arithmetic number, because the mean of its divisors is an integer number (15322122).

Almost surely, 2^102100235 is an apocalyptic number.

102100235 is a deficient number, since it is larger than the sum of its proper divisors (20476741).

102100235 is an equidigital number, since it uses as much as digits as its factorization.

102100235 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9453.

The product of its (nonzero) digits is 60, while the sum is 14.

The square root of 102100235 is about 10104.4660917834. The cubic root of 102100235 is about 467.3858720332.

Adding to 102100235 its reverse (532001201), we get a palindrome (634101436).

The spelling of 102100235 in words is "one hundred two million, one hundred thousand, two hundred thirty-five".