1022111201019 has 4 divisors (see below), whose sum is σ = 1362814934696. Its totient is φ = 681407467344.

The previous prime is 1022111200987. The next prime is 1022111201029. The reversal of 1022111201019 is 9101021112201.

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

It is not a de Polignac number, because 1022111201019 - 2⁵ = 1022111200987 is a prime.

It is a super-3 number, since 3×1022111201019³ (a number of 37 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1022111200986 and 1022111201004.

It is not an unprimeable number, because it can be changed into a prime (1022111201029) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 170351866834 + ... + 170351866839.

It is an arithmetic number, because the mean of its divisors is an integer number (340703733674).

Almost surely, 2^{1022111201019} is an apocalyptic number.

1022111201019 is a deficient number, since it is larger than the sum of its proper divisors (340703733677).

1022111201019 is an equidigital number, since it uses as much as digits as its factorization.

1022111201019 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 340703733676.

The product of its (nonzero) digits is 72, while the sum is 21.

The spelling of 1022111201019 in words is "one trillion, twenty-two billion, one hundred eleven million, two hundred one thousand, nineteen".