102099962 has 4 divisors (see below), whose sum is σ = 153149946. Its totient is φ = 51049980.

The previous prime is 102099961. The next prime is 102099997. The reversal of 102099962 is 269990201.

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

It can be written as a sum of positive squares in only one way, i.e., 56685841 + 45414121 = 7529^2 + 6739^2 .

It is not an unprimeable number, because it can be changed into a prime (102099961) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25524989 + ... + 25524992.

Almost surely, 2^102099962 is an apocalyptic number.

102099962 is a deficient number, since it is larger than the sum of its proper divisors (51049984).

102099962 is an equidigital number, since it uses as much as digits as its factorization.

102099962 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51049983.

The product of its (nonzero) digits is 17496, while the sum is 38.

The square root of 102099962 is about 10104.4525828963. The cubic root of 102099962 is about 467.3854554607.

The spelling of 102099962 in words is "one hundred two million, ninety-nine thousand, nine hundred sixty-two".