10202122020211 has 16 divisors (see below), whose sum is σ = 11240035687008. Its totient is φ = 9182620512000.

The previous prime is 10202122020197. The next prime is 10202122020227. The reversal of 10202122020211 is 11202022120201.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 10202122020211 - 2¹¹ = 10202122018163 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10202122020011) 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, 70935505 + ... + 71079181.

It is an arithmetic number, because the mean of its divisors is an integer number (702502230438).

Almost surely, 2^{10202122020211} is an apocalyptic number.

10202122020211 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

10202122020211 is a deficient number, since it is larger than the sum of its proper divisors (1037913666797).

10202122020211 is a wasteful number, since it uses less digits than its factorization.

10202122020211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 207702.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 10202122020211 its reverse (11202022120201), we get a palindrome (21404144140412).

The spelling of 10202122020211 in words is "ten trillion, two hundred two billion, one hundred twenty-two million, twenty thousand, two hundred eleven".