1022020113 has 8 divisors (see below), whose sum is σ = 1369754848. Its totient is φ = 677816064.

The previous prime is 1022020099. The next prime is 1022020151. The reversal of 1022020113 is 3110202201.

1022020113 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 1022020113 - 2⁸ = 1022019857 is a prime.

It is a super-2 number, since 2×1022020113² = 2089050222753065538, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1022020193) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 881995 + ... + 883152.

It is an arithmetic number, because the mean of its divisors is an integer number (171219356).

Almost surely, 2^1022020113 is an apocalyptic number.

It is an amenable number.

1022020113 is a deficient number, since it is larger than the sum of its proper divisors (347734735).

1022020113 is a wasteful number, since it uses less digits than its factorization.

1022020113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1765343.

The product of its (nonzero) digits is 24, while the sum is 12.

The square root of 1022020113 is about 31969.0492977192. The cubic root of 1022020113 is about 1007.2868110802.

Adding to 1022020113 its reverse (3110202201), we get a palindrome (4132222314).

The spelling of 1022020113 in words is "one billion, twenty-two million, twenty thousand, one hundred thirteen".