1022001113 has 16 divisors (see below), whose sum is σ = 1229986560. Its totient is φ = 830212416.

The previous prime is 1022001109. The next prime is 1022001119. The reversal of 1022001113 is 3111002201.

It is not a de Polignac number, because 1022001113 - 2² = 1022001109 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1022001094 and 1022001103.

It is not an unprimeable number, because it can be changed into a prime (1022001119) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11570 + ... + 46667.

It is an arithmetic number, because the mean of its divisors is an integer number (76874160).

Almost surely, 2^1022001113 is an apocalyptic number.

It is an amenable number.

1022001113 is a deficient number, since it is larger than the sum of its proper divisors (207985447).

1022001113 is a wasteful number, since it uses less digits than its factorization.

1022001113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58376.

The product of its (nonzero) digits is 12, while the sum is 11.

The square root of 1022001113 is about 31968.7521339198. The cubic root of 1022001113 is about 1007.2805690086.

Adding to 1022001113 its reverse (3111002201), we get a palindrome (4133003314).

The spelling of 1022001113 in words is "one billion, twenty-two million, one thousand, one hundred thirteen".