22001031133211 has 16 divisors (see below), whose sum is σ = 23759996198400. Its totient is φ = 20251629834240.

The previous prime is 22001031133139. The next prime is 22001031133223. The reversal of 22001031133211 is 11233113010022.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 22001031133211 - 2¹⁰ = 22001031132187 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22001031103211) 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, 8950406 + ... + 11140548.

It is an arithmetic number, because the mean of its divisors is an integer number (1484999762400).

Almost surely, 2^{22001031133211} is an apocalyptic number.

22001031133211 is a deficient number, since it is larger than the sum of its proper divisors (1758965065189).

22001031133211 is a wasteful number, since it uses less digits than its factorization.

22001031133211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2192326.

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 22001031133211 its reverse (11233113010022), we get a palindrome (33234144143233).

The spelling of 22001031133211 in words is "twenty-two trillion, one billion, thirty-one million, one hundred thirty-three thousand, two hundred eleven".