20211000002 has 8 divisors (see below), whose sum is σ = 31294451712. Its totient is φ = 9779516100.

The previous prime is 20210999999. The next prime is 20211000049. The reversal of 20211000002 is 20000011202.

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, 162991874 + ... + 162991997.

It is an arithmetic number, because the mean of its divisors is an integer number (3911806464).

Almost surely, 2^20211000002 is an apocalyptic number.

20211000002 is a deficient number, since it is larger than the sum of its proper divisors (11083451710).

20211000002 is a wasteful number, since it uses less digits than its factorization.

20211000002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 325983904.

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

Adding to 20211000002 its reverse (20000011202), we get a palindrome (40211011204).

The spelling of 20211000002 in words is "twenty billion, two hundred eleven million, two", and thus it is an aban number.