10211012011211 has 4 divisors (see below), whose sum is σ = 11139285830424. Its totient is φ = 9282738192000.

The previous prime is 10211012011139. The next prime is 10211012011349. The reversal of 10211012011211 is 11211021011201.

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 10211012011211 - 2²² = 10211007816907 is a prime.

It is a super-2 number, since 2×10211012011211² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10211012041211) 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, 464136909590 + ... + 464136909611.

It is an arithmetic number, because the mean of its divisors is an integer number (2784821457606).

Almost surely, 2^{10211012011211} is an apocalyptic number.

10211012011211 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

10211012011211 is a deficient number, since it is larger than the sum of its proper divisors (928273819213).

10211012011211 is an equidigital number, since it uses as much as digits as its factorization.

10211012011211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 928273819212.

The product of its (nonzero) digits is 8, while the sum is 14.

Adding to 10211012011211 its reverse (11211021011201), we get a palindrome (21422033022412).

The spelling of 10211012011211 in words is "ten trillion, two hundred eleven billion, twelve million, eleven thousand, two hundred eleven".