102120962 has 8 divisors (see below), whose sum is σ = 157321596. Its totient is φ = 49680432.

The previous prime is 102120929. The next prime is 102121007. The reversal of 102120962 is 269021201.

It can be written as a sum of positive squares in 2 ways, for example, as 101828281 + 292681 = 10091^2 + 541^2 .

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 689933 + ... + 690080.

Almost surely, 2^102120962 is an apocalyptic number.

102120962 is a deficient number, since it is larger than the sum of its proper divisors (55200634).

102120962 is a wasteful number, since it uses less digits than its factorization.

102120962 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1380052.

The product of its (nonzero) digits is 432, while the sum is 23.

The square root of 102120962 is about 10105.4916753219. The cubic root of 102120962 is about 467.4174973326.

The spelling of 102120962 in words is "one hundred two million, one hundred twenty thousand, nine hundred sixty-two".