10221002111111 has 8 divisors (see below), whose sum is σ = 11534673229200. Its totient is φ = 8971412511040.

The previous prime is 10221002111107. The next prime is 10221002111143. The reversal of 10221002111111 is 11111120012201.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 10221002111111 - 2² = 10221002111107 is a prime.

It is a super-3 number, since 3×10221002111111³ (a number of 40 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10221002111101) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16020379166 + ... + 16020379803.

It is an arithmetic number, because the mean of its divisors is an integer number (1441834153650).

Almost surely, 2^{10221002111111} is an apocalyptic number.

10221002111111 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

10221002111111 is a deficient number, since it is larger than the sum of its proper divisors (1313671118089).

10221002111111 is a wasteful number, since it uses less digits than its factorization.

10221002111111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32040759009.

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

Adding to 10221002111111 its reverse (11111120012201), we get a palindrome (21332122123312).

The spelling of 10221002111111 in words is "ten trillion, two hundred twenty-one billion, two million, one hundred eleven thousand, one hundred eleven".