20000101021211 has 8 divisors (see below), whose sum is σ = 20037475207344. Its totient is φ = 19962738069120.

The previous prime is 20000101021051. The next prime is 20000101021213. The reversal of 20000101021211 is 11212010100002.

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

It is a cyclic number.

It is not a de Polignac number, because 20000101021211 - 2¹⁰ = 20000101020187 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 20000101021192 and 20000101021201.

It is not an unprimeable number, because it can be changed into a prime (20000101021213) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 759671 + ... + 6370031.

It is an arithmetic number, because the mean of its divisors is an integer number (2504684400918).

Almost surely, 2^{20000101021211} is an apocalyptic number.

20000101021211 is a deficient number, since it is larger than the sum of its proper divisors (37374186133).

20000101021211 is an equidigital number, since it uses as much as digits as its factorization.

20000101021211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5617021.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 20000101021211 its reverse (11212010100002), we get a palindrome (31212111121213).

The spelling of 20000101021211 in words is "twenty trillion, one hundred one million, twenty-one thousand, two hundred eleven".