22001011020111 has 16 divisors (see below), whose sum is σ = 29514541224960. Its totient is φ = 14577669540960.

The previous prime is 22001011020097. The next prime is 22001011020133. The reversal of 22001011020111 is 11102011010022.

It is not a de Polignac number, because 22001011020111 - 2¹⁹ = 22001010495823 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22001011020181) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 32008756 + ... + 32688873.

It is an arithmetic number, because the mean of its divisors is an integer number (1844658826560).

Almost surely, 2^{22001011020111} is an apocalyptic number.

22001011020111 is a deficient number, since it is larger than the sum of its proper divisors (7513530204849).

22001011020111 is a wasteful number, since it uses less digits than its factorization.

22001011020111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64698326.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 22001011020111 its reverse (11102011010022), we get a palindrome (33103022030133).

The spelling of 22001011020111 in words is "twenty-two trillion, one billion, eleven million, twenty thousand, one hundred eleven".