10020021221211 has 16 divisors (see below), whose sum is σ = 13372898161920. Its totient is φ = 6673581747360.

The previous prime is 10020021221207. The next prime is 10020021221237. The reversal of 10020021221211 is 11212212002001.

It is not a de Polignac number, because 10020021221211 - 2² = 10020021221207 is a prime.

It is not an unprimeable number, because it can be changed into a prime (10020021221251) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15635466 + ... + 16263696.

It is an arithmetic number, because the mean of its divisors is an integer number (835806135120).

Almost surely, 2^{10020021221211} is an apocalyptic number.

10020021221211 is a deficient number, since it is larger than the sum of its proper divisors (3352876940709).

10020021221211 is a wasteful number, since it uses less digits than its factorization.

10020021221211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 633346.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 10020021221211 its reverse (11212212002001), we get a palindrome (21232233223212).

The spelling of 10020021221211 in words is "ten trillion, twenty billion, twenty-one million, two hundred twenty-one thousand, two hundred eleven".