1022021102233 has 4 divisors (see below), whose sum is σ = 1022055472948. Its totient is φ = 1021986731520.

The previous prime is 1022021102209. The next prime is 1022021102281. The reversal of 1022021102233 is 3322011202201.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 454691278864 + 567329823369 = 674308^2 + 753213^2 .

It is a cyclic number.

It is not a de Polignac number, because 1022021102233 - 2¹³ = 1022021094041 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1022021102233.

It is not an unprimeable number, because it can be changed into a prime (1022021102293) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17140716 + ... + 17200237.

It is an arithmetic number, because the mean of its divisors is an integer number (255513868237).

Almost surely, 2^{1022021102233} is an apocalyptic number.

It is an amenable number.

1022021102233 is a deficient number, since it is larger than the sum of its proper divisors (34370715).

1022021102233 is an equidigital number, since it uses as much as digits as its factorization.

1022021102233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34370714.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 1022021102233 its reverse (3322011202201), we get a palindrome (4344032304434).

The spelling of 1022021102233 in words is "one trillion, twenty-two billion, twenty-one million, one hundred two thousand, two hundred thirty-three".