1022202021111 has 8 divisors (see below), whose sum is σ = 1388651802480. Its totient is φ = 668610126912.

The previous prime is 1022202021091. The next prime is 1022202021121. The reversal of 1022202021111 is 1111202022201.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1022202021111 - 2⁵ = 1022202021079 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1022202021121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3214471606 + ... + 3214471923.

It is an arithmetic number, because the mean of its divisors is an integer number (173581475310).

Almost surely, 2^{1022202021111} is an apocalyptic number.

1022202021111 is a deficient number, since it is larger than the sum of its proper divisors (366449781369).

1022202021111 is an equidigital number, since it uses as much as digits as its factorization.

1022202021111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6428943585.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 1022202021111 its reverse (1111202022201), we get a palindrome (2133404043312).

The spelling of 1022202021111 in words is "one trillion, twenty-two billion, two hundred two million, twenty-one thousand, one hundred eleven".