1020662002 has 8 divisors (see below), whose sum is σ = 1533517056. Its totient is φ = 509489652.

The previous prime is 1020661973. The next prime is 1020662009. The reversal of 1020662002 is 2002660201.

1020662002 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not an unprimeable number, because it can be changed into a prime (1020662009) 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, 419158 + ... + 421585.

It is an arithmetic number, because the mean of its divisors is an integer number (191689632).

Almost surely, 2^1020662002 is an apocalyptic number.

1020662002 is a deficient number, since it is larger than the sum of its proper divisors (512855054).

1020662002 is an equidigital number, since it uses as much as digits as its factorization.

1020662002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 841352.

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 1020662002 is about 31947.8012075949. The cubic root of 1020662002 is about 1006.8404357472.

The spelling of 1020662002 in words is "one billion, twenty million, six hundred sixty-two thousand, two".