20210001002 has 8 divisors (see below), whose sum is σ = 30767464416. Its totient is φ = 9954179532.

The previous prime is 20210000957. The next prime is 20210001011. The reversal of 20210001002 is 20010001202.

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

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, 75410318 + ... + 75410585.

It is an arithmetic number, because the mean of its divisors is an integer number (3845933052).

Almost surely, 2^20210001002 is an apocalyptic number.

20210001002 is a deficient number, since it is larger than the sum of its proper divisors (10557463414).

20210001002 is a wasteful number, since it uses less digits than its factorization.

20210001002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 150820972.

The product of its (nonzero) digits is 8, while the sum is 8.

Adding to 20210001002 its reverse (20010001202), we get a palindrome (40220002204).

The spelling of 20210001002 in words is "twenty billion, two hundred ten million, one thousand, two".