22101220221007 has 2 divisors, whose sum is σ = 22101220221008. Its totient is φ = 22101220221006.

The previous prime is 22101220220999. The next prime is 22101220221049. The reversal of 22101220221007 is 70012202210122.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22101220221007 - 2³ = 22101220220999 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22101220221077) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11050610110503 + 11050610110504.

It is an arithmetic number, because the mean of its divisors is an integer number (11050610110504).

Almost surely, 2^{22101220221007} is an apocalyptic number.

22101220221007 is a deficient number, since it is larger than the sum of its proper divisors (1).

22101220221007 is an equidigital number, since it uses as much as digits as its factorization.

22101220221007 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 448, while the sum is 22.

Adding to 22101220221007 its reverse (70012202210122), we get a palindrome (92113422431129).

The spelling of 22101220221007 in words is "twenty-two trillion, one hundred one billion, two hundred twenty million, two hundred twenty-one thousand, seven".