102361099 has 4 divisors (see below), whose sum is σ = 102520936. Its totient is φ = 102201264.

The previous prime is 102361087. The next prime is 102361139. The reversal of 102361099 is 990163201.

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

It is a cyclic number.

It is not a de Polignac number, because 102361099 - 2⁵ = 102361067 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 102361099.

It is not an unprimeable number, because it can be changed into a prime (102361009) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 78954 + ... + 80239.

It is an arithmetic number, because the mean of its divisors is an integer number (25630234).

Almost surely, 2^102361099 is an apocalyptic number.

102361099 is a deficient number, since it is larger than the sum of its proper divisors (159837).

102361099 is an equidigital number, since it uses as much as digits as its factorization.

102361099 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 159836.

The product of its (nonzero) digits is 2916, while the sum is 31.

The square root of 102361099 is about 10117.3662086533. The cubic root of 102361099 is about 467.7835872698.

It can be divided in two parts, 102 and 361099, that added together give a square (361201 = 601²).

The spelling of 102361099 in words is "one hundred two million, three hundred sixty-one thousand, ninety-nine".