10021022211211 has 4 divisors (see below), whose sum is σ = 10932024230424. Its totient is φ = 9110020192000.

The previous prime is 10021022211197. The next prime is 10021022211271. The reversal of 10021022211211 is 11211222012001.

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-10021022211211 is a prime.

It is not an unprimeable number, because it can be changed into a prime (10021022211271) 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, 455501009590 + ... + 455501009611.

It is an arithmetic number, because the mean of its divisors is an integer number (2733006057606).

Almost surely, 2^{10021022211211} is an apocalyptic number.

10021022211211 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

10021022211211 is a deficient number, since it is larger than the sum of its proper divisors (911002019213).

10021022211211 is an equidigital number, since it uses as much as digits as its factorization.

10021022211211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 911002019212.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 10021022211211 its reverse (11211222012001), we get a palindrome (21232244223212).

The spelling of 10021022211211 in words is "ten trillion, twenty-one billion, twenty-two million, two hundred eleven thousand, two hundred eleven".