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103031220441 = 3125532735899
BaseRepresentation
bin101111111110100100…
…0111010100011011001
3100211221102102021222110
41133331020322203121
53142001443023231
6115155404342533
710305131631612
oct1377510724331
9324842367873
10103031220441
113a77148a966
1217b74b44a49
13993c8055c6
144db5872c09
152a303e9046
hex17fd23a8d9

103031220441 has 8 divisors (see below), whose sum is σ = 137385954400. Its totient is φ = 68681983392.

The previous prime is 103031220431. The next prime is 103031220499. The reversal of 103031220441 is 144022130301.

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

It is not a de Polignac number, because 103031220441 - 215 = 103031187673 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (103031220421) 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, 1330291 + ... + 1405608.

It is an arithmetic number, because the mean of its divisors is an integer number (17173244300).

Almost surely, 2103031220441 is an apocalyptic number.

It is an amenable number.

103031220441 is a deficient number, since it is larger than the sum of its proper divisors (34354733959).

103031220441 is a wasteful number, since it uses less digits than its factorization.

103031220441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2748455.

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 103031220441 its reverse (144022130301), we get a palindrome (247053350742).

The spelling of 103031220441 in words is "one hundred three billion, thirty-one million, two hundred twenty thousand, four hundred forty-one".

Divisors: 1 3 12553 37659 2735899 8207697 34343740147 103031220441