22010121012111 has 16 divisors (see below), whose sum is σ = 29441883596160. Its totient is φ = 14625951107040.

The previous prime is 22010121012101. The next prime is 22010121012133. The reversal of 22010121012111 is 11121012101022.

It is a happy number.

It is not a de Polignac number, because 22010121012111 - 2³⁷ = 21872682058639 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22010121012101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6753481 + ... + 9467298.

It is an arithmetic number, because the mean of its divisors is an integer number (1840117724760).

Almost surely, 2^{22010121012111} is an apocalyptic number.

22010121012111 is a deficient number, since it is larger than the sum of its proper divisors (7431762584049).

22010121012111 is a wasteful number, since it uses less digits than its factorization.

22010121012111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16222246.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 22010121012111 its reverse (11121012101022), we get a palindrome (33131133113133).

It can be divided in two parts, 2201012 and 1012111, that added together give a palindrome (3213123).

The spelling of 22010121012111 in words is "twenty-two trillion, ten billion, one hundred twenty-one million, twelve thousand, one hundred eleven".