201021211100002 has 8 divisors (see below), whose sum is σ = 303110517261312. Its totient is φ = 99984372012900.

The previous prime is 201021211099987. The next prime is 201021211100023. The reversal of 201021211100002 is 200001112120102.

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

It is a super-2 number, since 2×201021211100002² (a number of 29 digits) contains 22 as substring.

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, 263116768074 + ... + 263116768837.

It is an arithmetic number, because the mean of its divisors is an integer number (37888814657664).

Almost surely, 2^{201021211100002} is an apocalyptic number.

201021211100002 is a deficient number, since it is larger than the sum of its proper divisors (102089306161310).

201021211100002 is a wasteful number, since it uses less digits than its factorization.

201021211100002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 526233537104.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 201021211100002 its reverse (200001112120102), we get a palindrome (401022323220104).

The spelling of 201021211100002 in words is "two hundred one trillion, twenty-one billion, two hundred eleven million, one hundred thousand, two".