202021210010002 has 8 divisors (see below), whose sum is σ = 303285823245756. Its totient is φ = 100925935594752.

The previous prime is 202021210009933. The next prime is 202021210010017. The reversal of 202021210010002 is 200010012120202.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 189599102711001 + 12422107299001 = 13769499^2 + 3524501^2 .

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, 42334702143 + ... + 42334706914.

Almost surely, 2^{202021210010002} is an apocalyptic number.

202021210010002 is a deficient number, since it is larger than the sum of its proper divisors (101264613235754).

202021210010002 is a wasteful number, since it uses less digits than its factorization.

202021210010002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84669410252.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 202021210010002 its reverse (200010012120202), we get a palindrome (402031222130204).

The spelling of 202021210010002 in words is "two hundred two trillion, twenty-one billion, two hundred ten million, ten thousand, two".