1002021000206 has 8 divisors (see below), whose sum is σ = 1503894820584. Its totient is φ = 500722726680.

The previous prime is 1002021000131. The next prime is 1002021000221. The reversal of 1002021000206 is 6020001202001.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 143882360 + ... + 143889323.

It is an arithmetic number, because the mean of its divisors is an integer number (187986852573).

Almost surely, 2^{1002021000206} is an apocalyptic number.

1002021000206 is a deficient number, since it is larger than the sum of its proper divisors (501873820378).

1002021000206 is a wasteful number, since it uses less digits than its factorization.

1002021000206 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 287773426.

The product of its (nonzero) digits is 48, while the sum is 14.

Adding to 1002021000206 its reverse (6020001202001), we get a palindrome (7022022202207).

The spelling of 1002021000206 in words is "one trillion, two billion, twenty-one million, two hundred six", and thus it is an aban number.