1022213031001 has 2 divisors, whose sum is σ = 1022213031002. Its totient is φ = 1022213031000.

The previous prime is 1022213030989. The next prime is 1022213031031. The reversal of 1022213031001 is 1001303122201.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 647453576025 + 374759454976 = 804645^2 + 612176^2 .

It is a cyclic number.

It is not a de Polignac number, because 1022213031001 - 2⁷ = 1022213030873 is a prime.

It is not a weakly prime, because it can be changed into another prime (1022213031031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 511106515500 + 511106515501.

It is an arithmetic number, because the mean of its divisors is an integer number (511106515501).

Almost surely, 2^{1022213031001} is an apocalyptic number.

It is an amenable number.

1022213031001 is a deficient number, since it is larger than the sum of its proper divisors (1).

1022213031001 is an equidigital number, since it uses as much as digits as its factorization.

1022213031001 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 1022213031001 its reverse (1001303122201), we get a palindrome (2023516153202).

The spelling of 1022213031001 in words is "one trillion, twenty-two billion, two hundred thirteen million, thirty-one thousand, one".