10211212010011 has 4 divisors (see below), whose sum is σ = 10211303806192. Its totient is φ = 10211120213832.

The previous prime is 10211212009993. The next prime is 10211212010023. The reversal of 10211212010011 is 11001021211201.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 10211212010011 - 2⁹ = 10211212009499 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10211212009973 and 10211212010000.

It is not an unprimeable number, because it can be changed into a prime (10211212010911) 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, 45731031 + ... + 45953776.

It is an arithmetic number, because the mean of its divisors is an integer number (2552825951548).

Almost surely, 2^{10211212010011} is an apocalyptic number.

10211212010011 is a deficient number, since it is larger than the sum of its proper divisors (91796181).

10211212010011 is an equidigital number, since it uses as much as digits as its factorization.

10211212010011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91796180.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 10211212010011 its reverse (11001021211201), we get a palindrome (21212233221212).

The spelling of 10211212010011 in words is "ten trillion, two hundred eleven billion, two hundred twelve million, ten thousand, eleven".