10020001201211 has 4 divisors (see below), whose sum is σ = 10023824172624. Its totient is φ = 10016178229800.

The previous prime is 10020001201201. The next prime is 10020001201303. The reversal of 10020001201211 is 11210210002001.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10020001201211 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10020001201192 and 10020001201201.

It is not an unprimeable number, because it can be changed into a prime (10020001201201) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1911481775 + ... + 1911487016.

It is an arithmetic number, because the mean of its divisors is an integer number (2505956043156).

Almost surely, 2^{10020001201211} is an apocalyptic number.

10020001201211 is a deficient number, since it is larger than the sum of its proper divisors (3822971413).

10020001201211 is an equidigital number, since it uses as much as digits as its factorization.

10020001201211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3822971412.

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

Adding to 10020001201211 its reverse (11210210002001), we get a palindrome (21230211203212).

The spelling of 10020001201211 in words is "ten trillion, twenty billion, one million, two hundred one thousand, two hundred eleven".