209030802002 has 16 divisors (see below), whose sum is σ = 360053056800. Its totient is φ = 90013263840.

The previous prime is 209030801989. The next prime is 209030802011. The reversal of 209030802002 is 200208030902.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 250036427 + ... + 250037262.

It is an arithmetic number, because the mean of its divisors is an integer number (22503316050).

Almost surely, 2^209030802002 is an apocalyptic number.

209030802002 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

209030802002 is a deficient number, since it is larger than the sum of its proper divisors (151022254798).

209030802002 is a wasteful number, since it uses less digits than its factorization.

209030802002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 500073721.

The product of its (nonzero) digits is 1728, while the sum is 26.

Adding to 209030802002 its reverse (200208030902), we get a palindrome (409238832904).

The spelling of 209030802002 in words is "two hundred nine billion, thirty million, eight hundred two thousand, two".