10021002222111 has 4 divisors (see below), whose sum is σ = 13361336296152. Its totient is φ = 6680668148072.

The previous prime is 10021002222089. The next prime is 10021002222131. The reversal of 10021002222111 is 11122220012001.

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 10021002222111 - 2³⁹ = 9471246408223 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10021002222131) 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, 1670167037016 + ... + 1670167037021.

It is an arithmetic number, because the mean of its divisors is an integer number (3340334074038).

Almost surely, 2^{10021002222111} is an apocalyptic number.

10021002222111 is a deficient number, since it is larger than the sum of its proper divisors (3340334074041).

10021002222111 is an equidigital number, since it uses as much as digits as its factorization.

10021002222111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3340334074040.

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

Adding to 10021002222111 its reverse (11122220012001), we get a palindrome (21143222234112).

It can be divided in two parts, 10021002 and 222111, that multiplied together give a palindrome (2225774775222).

The spelling of 10021002222111 in words is "ten trillion, twenty-one billion, two million, two hundred twenty-two thousand, one hundred eleven".