Search a number
-
+
1023031230212 = 221393675013581
BaseRepresentation
bin11101110001100010110…
…10011011111100000100
310121210121210202010212102
432320301122123330010
5113230131443331322
62101550221411232
7133624444656545
oct16706132337404
93553553663772
101023031230212
11364957506052
1214632b109b18
1375618970904
143772d1444cc
151b928694792
hexee3169bf04

1023031230212 has 24 divisors (see below), whose sum is σ = 1808098212480. Its totient is φ = 506451797280.

The previous prime is 1023031230211. The next prime is 1023031230241. The reversal of 1023031230212 is 2120321303201.

It is not an unprimeable number, because it can be changed into a prime (1023031230211) 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, 2302739 + ... + 2710842.

It is an arithmetic number, because the mean of its divisors is an integer number (75337425520).

Almost surely, 21023031230212 is an apocalyptic number.

It is an amenable number.

1023031230212 is a deficient number, since it is larger than the sum of its proper divisors (785066982268).

1023031230212 is a wasteful number, since it uses less digits than its factorization.

1023031230212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5014091 (or 5014089 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 1023031230212 its reverse (2120321303201), we get a palindrome (3143352533413).

The spelling of 1023031230212 in words is "one trillion, twenty-three billion, thirty-one million, two hundred thirty thousand, two hundred twelve".

Divisors: 1 2 4 139 278 367 556 734 1468 51013 102026 204052 5013581 10027162 20054324 696887759 1393775518 1839984227 2787551036 3679968454 7359936908 255757807553 511515615106 1023031230212